Home / 2,428,587.08-3,642,630.92-809,180.98

Finding the Fourth Proportional to 2,428,587.08, 3,642,630.92 and 809,180.98

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Solution

The fourth proportional to 2,428,587.08, 3,642,630.92 and 809,180.98 is: 1,213,688.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428,587.08 : 3,642,630.92 = 809,180.98 : x
  2. Step 2: Convert to fraction form
    2,428,587.08/3,642,630.92 = 809,180.98/x
  3. Step 3: Cross multiply
    2,428,587.08x = 3,642,630.92 × 809,180.98
  4. Step 4: Simplify right side
    2,428,587.08x = 2,947,547,657,623.90
  5. Step 5: Solve for x
    x = 2,947,547,657,623.90/2,428,587.08
  6. Step 6: Final answer
    x = 1,213,688.27

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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.