Home / 1,232,513.40-1,700,712.16-723,029.88

Finding the Fourth Proportional to 1,232,513.40, 1,700,712.16 and 723,029.88

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Solution

The fourth proportional to 1,232,513.40, 1,700,712.16 and 723,029.88 is: 997,689.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,513.40 : 1,700,712.16 = 723,029.88 : x
  2. Step 2: Convert to fraction form
    1,232,513.40/1,700,712.16 = 723,029.88/x
  3. Step 3: Cross multiply
    1,232,513.40x = 1,700,712.16 × 723,029.88
  4. Step 4: Simplify right side
    1,232,513.40x = 1,229,665,708,959.34
  5. Step 5: Solve for x
    x = 1,229,665,708,959.34/1,232,513.40
  6. Step 6: Final answer
    x = 997,689.53

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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.