Home / 1,031,639.52-1,423,764.76-578,932.32

Finding the Fourth Proportional to 1,031,639.52, 1,423,764.76 and 578,932.32

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Solution

The fourth proportional to 1,031,639.52, 1,423,764.76 and 578,932.32 is: 798,983.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,639.52 : 1,423,764.76 = 578,932.32 : x
  2. Step 2: Convert to fraction form
    1,031,639.52/1,423,764.76 = 578,932.32/x
  3. Step 3: Cross multiply
    1,031,639.52x = 1,423,764.76 × 578,932.32
  4. Step 4: Simplify right side
    1,031,639.52x = 824,263,435,641.04
  5. Step 5: Solve for x
    x = 824,263,435,641.04/1,031,639.52
  6. Step 6: Final answer
    x = 798,983.97

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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.