Home / 2,858,510.72-3,944,751.68-1,569,434.20

Finding the Fourth Proportional to 2,858,510.72, 3,944,751.68 and 1,569,434.20

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Solution

The fourth proportional to 2,858,510.72, 3,944,751.68 and 1,569,434.20 is: 2,165,822.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,858,510.72 : 3,944,751.68 = 1,569,434.20 : x
  2. Step 2: Convert to fraction form
    2,858,510.72/3,944,751.68 = 1,569,434.20/x
  3. Step 3: Cross multiply
    2,858,510.72x = 3,944,751.68 × 1,569,434.20
  4. Step 4: Simplify right side
    2,858,510.72x = 6,191,028,197,099.46
  5. Step 5: Solve for x
    x = 6,191,028,197,099.46/2,858,510.72
  6. Step 6: Final answer
    x = 2,165,822.98

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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.