Home / 4,648,221.80-6,972,332.70-2,960,311.40

Finding the Fourth Proportional to 4,648,221.80, 6,972,332.70 and 2,960,311.40

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Solution

The fourth proportional to 4,648,221.80, 6,972,332.70 and 2,960,311.40 is: 4,440,467.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,648,221.80 : 6,972,332.70 = 2,960,311.40 : x
  2. Step 2: Convert to fraction form
    4,648,221.80/6,972,332.70 = 2,960,311.40/x
  3. Step 3: Cross multiply
    4,648,221.80x = 6,972,332.70 × 2,960,311.40
  4. Step 4: Simplify right side
    4,648,221.80x = 20,640,275,976,402.78
  5. Step 5: Solve for x
    x = 20,640,275,976,402.78/4,648,221.80
  6. Step 6: Final answer
    x = 4,440,467.10

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.