Home / 1,275,508.32-1,913,497.92-527,612.64

Finding the Fourth Proportional to 1,275,508.32, 1,913,497.92 and 527,612.64

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Solution

The fourth proportional to 1,275,508.32, 1,913,497.92 and 527,612.64 is: 791,516.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,508.32 : 1,913,497.92 = 527,612.64 : x
  2. Step 2: Convert to fraction form
    1,275,508.32/1,913,497.92 = 527,612.64/x
  3. Step 3: Cross multiply
    1,275,508.32x = 1,913,497.92 × 527,612.64
  4. Step 4: Simplify right side
    1,275,508.32x = 1,009,585,689,205.71
  5. Step 5: Solve for x
    x = 1,009,585,689,205.71/1,275,508.32
  6. Step 6: Final answer
    x = 791,516.35

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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.