Home / 1,713,031.20-2,569,546.80-515,138.40

Finding the Fourth Proportional to 1,713,031.20, 2,569,546.80 and 515,138.40

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Solution

The fourth proportional to 1,713,031.20, 2,569,546.80 and 515,138.40 is: 772,707.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,713,031.20 : 2,569,546.80 = 515,138.40 : x
  2. Step 2: Convert to fraction form
    1,713,031.20/2,569,546.80 = 515,138.40/x
  3. Step 3: Cross multiply
    1,713,031.20x = 2,569,546.80 × 515,138.40
  4. Step 4: Simplify right side
    1,713,031.20x = 1,323,672,227,277.12
  5. Step 5: Solve for x
    x = 1,323,672,227,277.12/1,713,031.20
  6. Step 6: Final answer
    x = 772,707.60

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Similar ratio
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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.