Home / 1,787,031.44-2,676,697.88-838,981.52

Finding the Fourth Proportional to 1,787,031.44, 2,676,697.88 and 838,981.52

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Solution

The fourth proportional to 1,787,031.44, 2,676,697.88 and 838,981.52 is: 1,256,665.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,031.44 : 2,676,697.88 = 838,981.52 : x
  2. Step 2: Convert to fraction form
    1,787,031.44/2,676,697.88 = 838,981.52/x
  3. Step 3: Cross multiply
    1,787,031.44x = 2,676,697.88 × 838,981.52
  4. Step 4: Simplify right side
    1,787,031.44x = 2,245,700,055,943.18
  5. Step 5: Solve for x
    x = 2,245,700,055,943.18/1,787,031.44
  6. Step 6: Final answer
    x = 1,256,665.11

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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.