Home / 2,248,729.12-3,103,320.22-1,230,133.87

Finding the Fourth Proportional to 2,248,729.12, 3,103,320.22 and 1,230,133.87

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Solution

The fourth proportional to 2,248,729.12, 3,103,320.22 and 1,230,133.87 is: 1,697,625.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,248,729.12 : 3,103,320.22 = 1,230,133.87 : x
  2. Step 2: Convert to fraction form
    2,248,729.12/3,103,320.22 = 1,230,133.87/x
  3. Step 3: Cross multiply
    2,248,729.12x = 3,103,320.22 × 1,230,133.87
  4. Step 4: Simplify right side
    2,248,729.12x = 3,817,499,296,561.25
  5. Step 5: Solve for x
    x = 3,817,499,296,561.25/2,248,729.12
  6. Step 6: Final answer
    x = 1,697,625.24

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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.