Home / 4,480,503.40-6,720,755.10-1,488,687.40

Finding the Fourth Proportional to 4,480,503.40, 6,720,755.10 and 1,488,687.40

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Solution

The fourth proportional to 4,480,503.40, 6,720,755.10 and 1,488,687.40 is: 2,233,031.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,480,503.40 : 6,720,755.10 = 1,488,687.40 : x
  2. Step 2: Convert to fraction form
    4,480,503.40/6,720,755.10 = 1,488,687.40/x
  3. Step 3: Cross multiply
    4,480,503.40x = 6,720,755.10 × 1,488,687.40
  4. Step 4: Simplify right side
    4,480,503.40x = 10,005,103,435,855.74
  5. Step 5: Solve for x
    x = 10,005,103,435,855.74/4,480,503.40
  6. Step 6: Final answer
    x = 2,233,031.10

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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.