Home / 2,809,691.76-3,877,381.50-1,520,541.51

Finding the Fourth Proportional to 2,809,691.76, 3,877,381.50 and 1,520,541.51

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Solution

The fourth proportional to 2,809,691.76, 3,877,381.50 and 1,520,541.51 is: 2,098,351.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,691.76 : 3,877,381.50 = 1,520,541.51 : x
  2. Step 2: Convert to fraction form
    2,809,691.76/3,877,381.50 = 1,520,541.51/x
  3. Step 3: Cross multiply
    2,809,691.76x = 3,877,381.50 × 1,520,541.51
  4. Step 4: Simplify right side
    2,809,691.76x = 5,895,719,520,856.07
  5. Step 5: Solve for x
    x = 5,895,719,520,856.07/2,809,691.76
  6. Step 6: Final answer
    x = 2,098,351.00

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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.