Home / 1,718,564.30-2,577,846.45-921,402.80

Finding the Fourth Proportional to 1,718,564.30, 2,577,846.45 and 921,402.80

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Solution

The fourth proportional to 1,718,564.30, 2,577,846.45 and 921,402.80 is: 1,382,104.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718,564.30 : 2,577,846.45 = 921,402.80 : x
  2. Step 2: Convert to fraction form
    1,718,564.30/2,577,846.45 = 921,402.80/x
  3. Step 3: Cross multiply
    1,718,564.30x = 2,577,846.45 × 921,402.80
  4. Step 4: Simplify right side
    1,718,564.30x = 2,375,234,937,000.06
  5. Step 5: Solve for x
    x = 2,375,234,937,000.06/1,718,564.30
  6. Step 6: Final answer
    x = 1,382,104.20

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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.