Home / 2,762,701.08-3,812,645.08-1,539,005.12

Finding the Fourth Proportional to 2,762,701.08, 3,812,645.08 and 1,539,005.12

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Solution

The fourth proportional to 2,762,701.08, 3,812,645.08 and 1,539,005.12 is: 2,123,892.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,762,701.08 : 3,812,645.08 = 1,539,005.12 : x
  2. Step 2: Convert to fraction form
    2,762,701.08/3,812,645.08 = 1,539,005.12/x
  3. Step 3: Cross multiply
    2,762,701.08x = 3,812,645.08 × 1,539,005.12
  4. Step 4: Simplify right side
    2,762,701.08x = 5,867,680,298,862.81
  5. Step 5: Solve for x
    x = 5,867,680,298,862.81/2,762,701.08
  6. Step 6: Final answer
    x = 2,123,892.57

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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.