Home / 2,793,148.52-4,189,775.52-771,446.23

Finding the Fourth Proportional to 2,793,148.52, 4,189,775.52 and 771,446.23

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Solution

The fourth proportional to 2,793,148.52, 4,189,775.52 and 771,446.23 is: 1,157,183.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,793,148.52 : 4,189,775.52 = 771,446.23 : x
  2. Step 2: Convert to fraction form
    2,793,148.52/4,189,775.52 = 771,446.23/x
  3. Step 3: Cross multiply
    2,793,148.52x = 4,189,775.52 × 771,446.23
  4. Step 4: Simplify right side
    2,793,148.52x = 3,232,186,521,868.77
  5. Step 5: Solve for x
    x = 3,232,186,521,868.77/2,793,148.52
  6. Step 6: Final answer
    x = 1,157,183.91

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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.