Home / 1,059,442.80-1,589,164.20-972,351.60

Finding the Fourth Proportional to 1,059,442.80, 1,589,164.20 and 972,351.60

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Solution

The fourth proportional to 1,059,442.80, 1,589,164.20 and 972,351.60 is: 1,458,527.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,442.80 : 1,589,164.20 = 972,351.60 : x
  2. Step 2: Convert to fraction form
    1,059,442.80/1,589,164.20 = 972,351.60/x
  3. Step 3: Cross multiply
    1,059,442.80x = 1,589,164.20 × 972,351.60
  4. Step 4: Simplify right side
    1,059,442.80x = 1,545,226,352,532.72
  5. Step 5: Solve for x
    x = 1,545,226,352,532.72/1,059,442.80
  6. Step 6: Final answer
    x = 1,458,527.40

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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.