Home / 1,522,439.41-2,283,658.22-1,421,548.76

Finding the Fourth Proportional to 1,522,439.41, 2,283,658.22 and 1,421,548.76

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Solution

The fourth proportional to 1,522,439.41, 2,283,658.22 and 1,421,548.76 is: 2,132,322.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,439.41 : 2,283,658.22 = 1,421,548.76 : x
  2. Step 2: Convert to fraction form
    1,522,439.41/2,283,658.22 = 1,421,548.76/x
  3. Step 3: Cross multiply
    1,522,439.41x = 2,283,658.22 × 1,421,548.76
  4. Step 4: Simplify right side
    1,522,439.41x = 3,246,331,510,904.81
  5. Step 5: Solve for x
    x = 3,246,331,510,904.81/1,522,439.41
  6. Step 6: Final answer
    x = 2,132,322.30

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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.