Home / 1,292,433.10-1,937,751.89-572,382.43

Finding the Fourth Proportional to 1,292,433.10, 1,937,751.89 and 572,382.43

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Solution

The fourth proportional to 1,292,433.10, 1,937,751.89 and 572,382.43 is: 858,176.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,433.10 : 1,937,751.89 = 572,382.43 : x
  2. Step 2: Convert to fraction form
    1,292,433.10/1,937,751.89 = 572,382.43/x
  3. Step 3: Cross multiply
    1,292,433.10x = 1,937,751.89 × 572,382.43
  4. Step 4: Simplify right side
    1,292,433.10x = 1,109,135,125,846.53
  5. Step 5: Solve for x
    x = 1,109,135,125,846.53/1,292,433.10
  6. Step 6: Final answer
    x = 858,176.05

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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.