Home / 1,182,752.40-1,774,128.60-917,331.60

Finding the Fourth Proportional to 1,182,752.40, 1,774,128.60 and 917,331.60

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Solution

The fourth proportional to 1,182,752.40, 1,774,128.60 and 917,331.60 is: 1,375,997.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,752.40 : 1,774,128.60 = 917,331.60 : x
  2. Step 2: Convert to fraction form
    1,182,752.40/1,774,128.60 = 917,331.60/x
  3. Step 3: Cross multiply
    1,182,752.40x = 1,774,128.60 × 917,331.60
  4. Step 4: Simplify right side
    1,182,752.40x = 1,627,464,227,243.76
  5. Step 5: Solve for x
    x = 1,627,464,227,243.76/1,182,752.40
  6. Step 6: Final answer
    x = 1,375,997.40

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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.