Home / 1,477,853.20-2,217,012.12-480,347.92

Finding the Fourth Proportional to 1,477,853.20, 2,217,012.12 and 480,347.92

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Solution

The fourth proportional to 1,477,853.20, 2,217,012.12 and 480,347.92 is: 720,597.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,853.20 : 2,217,012.12 = 480,347.92 : x
  2. Step 2: Convert to fraction form
    1,477,853.20/2,217,012.12 = 480,347.92/x
  3. Step 3: Cross multiply
    1,477,853.20x = 2,217,012.12 × 480,347.92
  4. Step 4: Simplify right side
    1,477,853.20x = 1,064,937,160,456.79
  5. Step 5: Solve for x
    x = 1,064,937,160,456.79/1,477,853.20
  6. Step 6: Final answer
    x = 720,597.39

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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.