Home / 1,433,911.60-2,149,095.93-724,142.62

Finding the Fourth Proportional to 1,433,911.60, 2,149,095.93 and 724,142.62

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Solution

The fourth proportional to 1,433,911.60, 2,149,095.93 and 724,142.62 is: 1,085,319.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,911.60 : 2,149,095.93 = 724,142.62 : x
  2. Step 2: Convert to fraction form
    1,433,911.60/2,149,095.93 = 724,142.62/x
  3. Step 3: Cross multiply
    1,433,911.60x = 2,149,095.93 × 724,142.62
  4. Step 4: Simplify right side
    1,433,911.60x = 1,556,251,957,381.54
  5. Step 5: Solve for x
    x = 1,556,251,957,381.54/1,433,911.60
  6. Step 6: Final answer
    x = 1,085,319.32

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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.