Home / 1,064,669.29-1,469,265.86-581,254.81

Finding the Fourth Proportional to 1,064,669.29, 1,469,265.86 and 581,254.81

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Solution

The fourth proportional to 1,064,669.29, 1,469,265.86 and 581,254.81 is: 802,143.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,669.29 : 1,469,265.86 = 581,254.81 : x
  2. Step 2: Convert to fraction form
    1,064,669.29/1,469,265.86 = 581,254.81/x
  3. Step 3: Cross multiply
    1,064,669.29x = 1,469,265.86 × 581,254.81
  4. Step 4: Simplify right side
    1,064,669.29x = 854,017,846,073.76
  5. Step 5: Solve for x
    x = 854,017,846,073.76/1,064,669.29
  6. Step 6: Final answer
    x = 802,143.78

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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.