Home / 1,491,209.28-2,057,892.48-846,616.32

Finding the Fourth Proportional to 1,491,209.28, 2,057,892.48 and 846,616.32

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Solution

The fourth proportional to 1,491,209.28, 2,057,892.48 and 846,616.32 is: 1,168,343.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,209.28 : 2,057,892.48 = 846,616.32 : x
  2. Step 2: Convert to fraction form
    1,491,209.28/2,057,892.48 = 846,616.32/x
  3. Step 3: Cross multiply
    1,491,209.28x = 2,057,892.48 × 846,616.32
  4. Step 4: Simplify right side
    1,491,209.28x = 1,742,245,358,373.27
  5. Step 5: Solve for x
    x = 1,742,245,358,373.27/1,491,209.28
  6. Step 6: Final answer
    x = 1,168,343.96

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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.