Home / 1,310,451.27-1,808,419.05-737,491.45

Finding the Fourth Proportional to 1,310,451.27, 1,808,419.05 and 737,491.45

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Solution

The fourth proportional to 1,310,451.27, 1,808,419.05 and 737,491.45 is: 1,017,736.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,451.27 : 1,808,419.05 = 737,491.45 : x
  2. Step 2: Convert to fraction form
    1,310,451.27/1,808,419.05 = 737,491.45/x
  3. Step 3: Cross multiply
    1,310,451.27x = 1,808,419.05 × 737,491.45
  4. Step 4: Simplify right side
    1,310,451.27x = 1,333,693,578,350.03
  5. Step 5: Solve for x
    x = 1,333,693,578,350.03/1,310,451.27
  6. Step 6: Final answer
    x = 1,017,736.11

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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.