Home / 864,264.30-1,293,334.65-753,164.70

Finding the Fourth Proportional to 864,264.30, 1,293,334.65 and 753,164.70

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Solution

The fourth proportional to 864,264.30, 1,293,334.65 and 753,164.70 is: 1,127,078.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,264.30 : 1,293,334.65 = 753,164.70 : x
  2. Step 2: Convert to fraction form
    864,264.30/1,293,334.65 = 753,164.70/x
  3. Step 3: Cross multiply
    864,264.30x = 1,293,334.65 × 753,164.70
  4. Step 4: Simplify right side
    864,264.30x = 974,094,003,666.86
  5. Step 5: Solve for x
    x = 974,094,003,666.86/864,264.30
  6. Step 6: Final answer
    x = 1,127,078.84

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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.