Home / 1,169,172.30-1,613,426.29-652,911.81

Finding the Fourth Proportional to 1,169,172.30, 1,613,426.29 and 652,911.81

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Solution

The fourth proportional to 1,169,172.30, 1,613,426.29 and 652,911.81 is: 901,000.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,172.30 : 1,613,426.29 = 652,911.81 : x
  2. Step 2: Convert to fraction form
    1,169,172.30/1,613,426.29 = 652,911.81/x
  3. Step 3: Cross multiply
    1,169,172.30x = 1,613,426.29 × 652,911.81
  4. Step 4: Simplify right side
    1,169,172.30x = 1,053,425,079,305.49
  5. Step 5: Solve for x
    x = 1,053,425,079,305.49/1,169,172.30
  6. Step 6: Final answer
    x = 901,000.72

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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.