Home / 4,402,859.40-6,604,289.10-2,129,472.90

Finding the Fourth Proportional to 4,402,859.40, 6,604,289.10 and 2,129,472.90

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Solution

The fourth proportional to 4,402,859.40, 6,604,289.10 and 2,129,472.90 is: 3,194,209.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,402,859.40 : 6,604,289.10 = 2,129,472.90 : x
  2. Step 2: Convert to fraction form
    4,402,859.40/6,604,289.10 = 2,129,472.90/x
  3. Step 3: Cross multiply
    4,402,859.40x = 6,604,289.10 × 2,129,472.90
  4. Step 4: Simplify right side
    4,402,859.40x = 14,063,654,662,215.39
  5. Step 5: Solve for x
    x = 14,063,654,662,215.39/4,402,859.40
  6. Step 6: Final answer
    x = 3,194,209.35

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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.