Home / 1,155,507.90-1,595,001.72-794,128.02

Finding the Fourth Proportional to 1,155,507.90, 1,595,001.72 and 794,128.02

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Solution

The fourth proportional to 1,155,507.90, 1,595,001.72 and 794,128.02 is: 1,096,172.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,507.90 : 1,595,001.72 = 794,128.02 : x
  2. Step 2: Convert to fraction form
    1,155,507.90/1,595,001.72 = 794,128.02/x
  3. Step 3: Cross multiply
    1,155,507.90x = 1,595,001.72 × 794,128.02
  4. Step 4: Simplify right side
    1,155,507.90x = 1,266,635,557,800.19
  5. Step 5: Solve for x
    x = 1,266,635,557,800.19/1,155,507.90
  6. Step 6: Final answer
    x = 1,096,172.13

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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.