Home / 1,342,132.85-1,851,437.54-797,881.50

Finding the Fourth Proportional to 1,342,132.85, 1,851,437.54 and 797,881.50

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Solution

The fourth proportional to 1,342,132.85, 1,851,437.54 and 797,881.50 is: 1,100,656.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,132.85 : 1,851,437.54 = 797,881.50 : x
  2. Step 2: Convert to fraction form
    1,342,132.85/1,851,437.54 = 797,881.50/x
  3. Step 3: Cross multiply
    1,342,132.85x = 1,851,437.54 × 797,881.50
  4. Step 4: Simplify right side
    1,342,132.85x = 1,477,227,759,078.13
  5. Step 5: Solve for x
    x = 1,477,227,759,078.13/1,342,132.85
  6. Step 6: Final answer
    x = 1,100,656.88

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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.