Home / 1,725,405.72-2,588,108.58-527,331.48

Finding the Fourth Proportional to 1,725,405.72, 2,588,108.58 and 527,331.48

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Solution

The fourth proportional to 1,725,405.72, 2,588,108.58 and 527,331.48 is: 790,997.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,725,405.72 : 2,588,108.58 = 527,331.48 : x
  2. Step 2: Convert to fraction form
    1,725,405.72/2,588,108.58 = 527,331.48/x
  3. Step 3: Cross multiply
    1,725,405.72x = 2,588,108.58 × 527,331.48
  4. Step 4: Simplify right side
    1,725,405.72x = 1,364,791,127,892.10
  5. Step 5: Solve for x
    x = 1,364,791,127,892.10/1,725,405.72
  6. Step 6: Final answer
    x = 790,997.22

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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.