Home / 2,128,833.20-3,193,760.10-708,901.58

Finding the Fourth Proportional to 2,128,833.20, 3,193,760.10 and 708,901.58

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Solution

The fourth proportional to 2,128,833.20, 3,193,760.10 and 708,901.58 is: 1,063,522.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,128,833.20 : 3,193,760.10 = 708,901.58 : x
  2. Step 2: Convert to fraction form
    2,128,833.20/3,193,760.10 = 708,901.58/x
  3. Step 3: Cross multiply
    2,128,833.20x = 3,193,760.10 × 708,901.58
  4. Step 4: Simplify right side
    2,128,833.20x = 2,264,061,581,030.96
  5. Step 5: Solve for x
    x = 2,264,061,581,030.96/2,128,833.20
  6. Step 6: Final answer
    x = 1,063,522.30

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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.