Home / 1,361,491.56-2,043,498.24-688,046.76

Finding the Fourth Proportional to 1,361,491.56, 2,043,498.24 and 688,046.76

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Solution

The fourth proportional to 1,361,491.56, 2,043,498.24 and 688,046.76 is: 1,032,707.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,491.56 : 2,043,498.24 = 688,046.76 : x
  2. Step 2: Convert to fraction form
    1,361,491.56/2,043,498.24 = 688,046.76/x
  3. Step 3: Cross multiply
    1,361,491.56x = 2,043,498.24 × 688,046.76
  4. Step 4: Simplify right side
    1,361,491.56x = 1,406,022,343,097.70
  5. Step 5: Solve for x
    x = 1,406,022,343,097.70/1,361,491.56
  6. Step 6: Final answer
    x = 1,032,707.35

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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.