Home / 1,088,442.45-1,632,171.60-489,095.10

Finding the Fourth Proportional to 1,088,442.45, 1,632,171.60 and 489,095.10

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Solution

The fourth proportional to 1,088,442.45, 1,632,171.60 and 489,095.10 is: 733,421.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,442.45 : 1,632,171.60 = 489,095.10 : x
  2. Step 2: Convert to fraction form
    1,088,442.45/1,632,171.60 = 489,095.10/x
  3. Step 3: Cross multiply
    1,088,442.45x = 1,632,171.60 × 489,095.10
  4. Step 4: Simplify right side
    1,088,442.45x = 798,287,131,919.16
  5. Step 5: Solve for x
    x = 798,287,131,919.16/1,088,442.45
  6. Step 6: Final answer
    x = 733,421.53

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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.