Home / 1,145,942.65-1,581,308.27-662,538.95

Finding the Fourth Proportional to 1,145,942.65, 1,581,308.27 and 662,538.95

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Solution

The fourth proportional to 1,145,942.65, 1,581,308.27 and 662,538.95 is: 914,250.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,942.65 : 1,581,308.27 = 662,538.95 : x
  2. Step 2: Convert to fraction form
    1,145,942.65/1,581,308.27 = 662,538.95/x
  3. Step 3: Cross multiply
    1,145,942.65x = 1,581,308.27 × 662,538.95
  4. Step 4: Simplify right side
    1,145,942.65x = 1,047,678,317,519.42
  5. Step 5: Solve for x
    x = 1,047,678,317,519.42/1,145,942.65
  6. Step 6: Final answer
    x = 914,250.22

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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.