Home / 1,292,435.10-1,937,754.88-572,384.42

Finding the Fourth Proportional to 1,292,435.10, 1,937,754.88 and 572,384.42

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Solution

The fourth proportional to 1,292,435.10, 1,937,754.88 and 572,384.42 is: 858,179.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,435.10 : 1,937,754.88 = 572,384.42 : x
  2. Step 2: Convert to fraction form
    1,292,435.10/1,937,754.88 = 572,384.42/x
  3. Step 3: Cross multiply
    1,292,435.10x = 1,937,754.88 × 572,384.42
  4. Step 4: Simplify right side
    1,292,435.10x = 1,109,140,703,090.97
  5. Step 5: Solve for x
    x = 1,109,140,703,090.97/1,292,435.10
  6. Step 6: Final answer
    x = 858,179.03

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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.