Home / 1,159,186.20-1,738,779.30-972,562.20

Finding the Fourth Proportional to 1,159,186.20, 1,738,779.30 and 972,562.20

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Solution

The fourth proportional to 1,159,186.20, 1,738,779.30 and 972,562.20 is: 1,458,843.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,186.20 : 1,738,779.30 = 972,562.20 : x
  2. Step 2: Convert to fraction form
    1,159,186.20/1,738,779.30 = 972,562.20/x
  3. Step 3: Cross multiply
    1,159,186.20x = 1,738,779.30 × 972,562.20
  4. Step 4: Simplify right side
    1,159,186.20x = 1,691,071,021,322.46
  5. Step 5: Solve for x
    x = 1,691,071,021,322.46/1,159,186.20
  6. Step 6: Final answer
    x = 1,458,843.30

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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.