Home / 2,772,039.90-4,158,059.85-974,909.10

Finding the Fourth Proportional to 2,772,039.90, 4,158,059.85 and 974,909.10

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Solution

The fourth proportional to 2,772,039.90, 4,158,059.85 and 974,909.10 is: 1,462,363.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772,039.90 : 4,158,059.85 = 974,909.10 : x
  2. Step 2: Convert to fraction form
    2,772,039.90/4,158,059.85 = 974,909.10/x
  3. Step 3: Cross multiply
    2,772,039.90x = 4,158,059.85 × 974,909.10
  4. Step 4: Simplify right side
    2,772,039.90x = 4,053,730,386,109.64
  5. Step 5: Solve for x
    x = 4,053,730,386,109.64/2,772,039.90
  6. Step 6: Final answer
    x = 1,462,363.65

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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.