Home / 1,651,398.51-2,478,150.15-752,929.90

Finding the Fourth Proportional to 1,651,398.51, 2,478,150.15 and 752,929.90

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Solution

The fourth proportional to 1,651,398.51, 2,478,150.15 and 752,929.90 is: 1,129,874.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,651,398.51 : 2,478,150.15 = 752,929.90 : x
  2. Step 2: Convert to fraction form
    1,651,398.51/2,478,150.15 = 752,929.90/x
  3. Step 3: Cross multiply
    1,651,398.51x = 2,478,150.15 × 752,929.90
  4. Step 4: Simplify right side
    1,651,398.51x = 1,865,873,344,624.49
  5. Step 5: Solve for x
    x = 1,865,873,344,624.49/1,651,398.51
  6. Step 6: Final answer
    x = 1,129,874.67

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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.