Home / 1,025,551.06-1,537,340.61-688,685.63

Finding the Fourth Proportional to 1,025,551.06, 1,537,340.61 and 688,685.63

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Solution

The fourth proportional to 1,025,551.06, 1,537,340.61 and 688,685.63 is: 1,032,366.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,551.06 : 1,537,340.61 = 688,685.63 : x
  2. Step 2: Convert to fraction form
    1,025,551.06/1,537,340.61 = 688,685.63/x
  3. Step 3: Cross multiply
    1,025,551.06x = 1,537,340.61 × 688,685.63
  4. Step 4: Simplify right side
    1,025,551.06x = 1,058,744,381,418.30
  5. Step 5: Solve for x
    x = 1,058,744,381,418.30/1,025,551.06
  6. Step 6: Final answer
    x = 1,032,366.33

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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.