Home / 1,250,392.10-1,725,542.79-677,432.26

Finding the Fourth Proportional to 1,250,392.10, 1,725,542.79 and 677,432.26

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Solution

The fourth proportional to 1,250,392.10, 1,725,542.79 and 677,432.26 is: 934,857.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,392.10 : 1,725,542.79 = 677,432.26 : x
  2. Step 2: Convert to fraction form
    1,250,392.10/1,725,542.79 = 677,432.26/x
  3. Step 3: Cross multiply
    1,250,392.10x = 1,725,542.79 × 677,432.26
  4. Step 4: Simplify right side
    1,250,392.10x = 1,168,938,343,328.69
  5. Step 5: Solve for x
    x = 1,168,938,343,328.69/1,250,392.10
  6. Step 6: Final answer
    x = 934,857.43

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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.