Home / 1,602,003.20-2,405,337.60-972,147.20

Finding the Fourth Proportional to 1,602,003.20, 2,405,337.60 and 972,147.20

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Solution

The fourth proportional to 1,602,003.20, 2,405,337.60 and 972,147.20 is: 1,459,636.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,602,003.20 : 2,405,337.60 = 972,147.20 : x
  2. Step 2: Convert to fraction form
    1,602,003.20/2,405,337.60 = 972,147.20/x
  3. Step 3: Cross multiply
    1,602,003.20x = 2,405,337.60 × 972,147.20
  4. Step 4: Simplify right side
    1,602,003.20x = 2,338,342,212,894.72
  5. Step 5: Solve for x
    x = 2,338,342,212,894.72/1,602,003.20
  6. Step 6: Final answer
    x = 1,459,636.42

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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.