Home / 1,058,284.11-1,459,042.38-763,686.62

Finding the Fourth Proportional to 1,058,284.11, 1,459,042.38 and 763,686.62

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Solution

The fourth proportional to 1,058,284.11, 1,459,042.38 and 763,686.62 is: 1,052,884.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,284.11 : 1,459,042.38 = 763,686.62 : x
  2. Step 2: Convert to fraction form
    1,058,284.11/1,459,042.38 = 763,686.62/x
  3. Step 3: Cross multiply
    1,058,284.11x = 1,459,042.38 × 763,686.62
  4. Step 4: Simplify right side
    1,058,284.11x = 1,114,251,136,323.74
  5. Step 5: Solve for x
    x = 1,114,251,136,323.74/1,058,284.11
  6. Step 6: Final answer
    x = 1,052,884.69

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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.