Home / 2,020,451.90-2,791,260.05-1,324,384.90

Finding the Fourth Proportional to 2,020,451.90, 2,791,260.05 and 1,324,384.90

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Solution

The fourth proportional to 2,020,451.90, 2,791,260.05 and 1,324,384.90 is: 1,829,641.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,020,451.90 : 2,791,260.05 = 1,324,384.90 : x
  2. Step 2: Convert to fraction form
    2,020,451.90/2,791,260.05 = 1,324,384.90/x
  3. Step 3: Cross multiply
    2,020,451.90x = 2,791,260.05 × 1,324,384.90
  4. Step 4: Simplify right side
    2,020,451.90x = 3,696,702,648,593.17
  5. Step 5: Solve for x
    x = 3,696,702,648,593.17/2,020,451.90
  6. Step 6: Final answer
    x = 1,829,641.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.