Home / 2,049,197.68-2,827,937.28-1,131,423.76

Finding the Fourth Proportional to 2,049,197.68, 2,827,937.28 and 1,131,423.76

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Solution

The fourth proportional to 2,049,197.68, 2,827,937.28 and 1,131,423.76 is: 1,561,389.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,049,197.68 : 2,827,937.28 = 1,131,423.76 : x
  2. Step 2: Convert to fraction form
    2,049,197.68/2,827,937.28 = 1,131,423.76/x
  3. Step 3: Cross multiply
    2,049,197.68x = 2,827,937.28 × 1,131,423.76
  4. Step 4: Simplify right side
    2,049,197.68x = 3,199,595,430,381.77
  5. Step 5: Solve for x
    x = 3,199,595,430,381.77/2,049,197.68
  6. Step 6: Final answer
    x = 1,561,389.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.