Home / 1,044,495.65-1,566,743.49-689,426.64

Finding the Fourth Proportional to 1,044,495.65, 1,566,743.49 and 689,426.64

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Solution

The fourth proportional to 1,044,495.65, 1,566,743.49 and 689,426.64 is: 1,034,139.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,495.65 : 1,566,743.49 = 689,426.64 : x
  2. Step 2: Convert to fraction form
    1,044,495.65/1,566,743.49 = 689,426.64/x
  3. Step 3: Cross multiply
    1,044,495.65x = 1,566,743.49 × 689,426.64
  4. Step 4: Simplify right side
    1,044,495.65x = 1,080,154,700,052.57
  5. Step 5: Solve for x
    x = 1,080,154,700,052.57/1,044,495.65
  6. Step 6: Final answer
    x = 1,034,139.97

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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.