Home / 2,992,372.92-4,129,479.36-1,703,213.40

Finding the Fourth Proportional to 2,992,372.92, 4,129,479.36 and 1,703,213.40

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Solution

The fourth proportional to 2,992,372.92, 4,129,479.36 and 1,703,213.40 is: 2,350,437.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992,372.92 : 4,129,479.36 = 1,703,213.40 : x
  2. Step 2: Convert to fraction form
    2,992,372.92/4,129,479.36 = 1,703,213.40/x
  3. Step 3: Cross multiply
    2,992,372.92x = 4,129,479.36 × 1,703,213.40
  4. Step 4: Simplify right side
    2,992,372.92x = 7,033,384,580,975.42
  5. Step 5: Solve for x
    x = 7,033,384,580,975.42/2,992,372.92
  6. Step 6: Final answer
    x = 2,350,437.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.