Home / 2,838,720.38-4,257,873.95-1,109,266.30

Finding the Fourth Proportional to 2,838,720.38, 4,257,873.95 and 1,109,266.30

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Solution

The fourth proportional to 2,838,720.38, 4,257,873.95 and 1,109,266.30 is: 1,663,818.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,838,720.38 : 4,257,873.95 = 1,109,266.30 : x
  2. Step 2: Convert to fraction form
    2,838,720.38/4,257,873.95 = 1,109,266.30/x
  3. Step 3: Cross multiply
    2,838,720.38x = 4,257,873.95 × 1,109,266.30
  4. Step 4: Simplify right side
    2,838,720.38x = 4,723,116,061,093.52
  5. Step 5: Solve for x
    x = 4,723,116,061,093.52/2,838,720.38
  6. Step 6: Final answer
    x = 1,663,818.70

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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.