Home / 1,255,712.10-1,884,005.55-546,249.30

Finding the Fourth Proportional to 1,255,712.10, 1,884,005.55 and 546,249.30

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Solution

The fourth proportional to 1,255,712.10, 1,884,005.55 and 546,249.30 is: 819,564.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,712.10 : 1,884,005.55 = 546,249.30 : x
  2. Step 2: Convert to fraction form
    1,255,712.10/1,884,005.55 = 546,249.30/x
  3. Step 3: Cross multiply
    1,255,712.10x = 1,884,005.55 × 546,249.30
  4. Step 4: Simplify right side
    1,255,712.10x = 1,029,136,712,883.62
  5. Step 5: Solve for x
    x = 1,029,136,712,883.62/1,255,712.10
  6. Step 6: Final answer
    x = 819,564.22

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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.