Home / 1,044,495.15-1,566,742.75-689,426.13

Finding the Fourth Proportional to 1,044,495.15, 1,566,742.75 and 689,426.13

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Solution

The fourth proportional to 1,044,495.15, 1,566,742.75 and 689,426.13 is: 1,034,139.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,495.15 : 1,566,742.75 = 689,426.13 : x
  2. Step 2: Convert to fraction form
    1,044,495.15/1,566,742.75 = 689,426.13/x
  3. Step 3: Cross multiply
    1,044,495.15x = 1,566,742.75 × 689,426.13
  4. Step 4: Simplify right side
    1,044,495.15x = 1,080,153,390,838.06
  5. Step 5: Solve for x
    x = 1,080,153,390,838.06/1,044,495.15
  6. Step 6: Final answer
    x = 1,034,139.21

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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.