Home / 1,383,269.40-2,074,904.10-931,544.55

Finding the Fourth Proportional to 1,383,269.40, 2,074,904.10 and 931,544.55

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Solution

The fourth proportional to 1,383,269.40, 2,074,904.10 and 931,544.55 is: 1,397,316.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,269.40 : 2,074,904.10 = 931,544.55 : x
  2. Step 2: Convert to fraction form
    1,383,269.40/2,074,904.10 = 931,544.55/x
  3. Step 3: Cross multiply
    1,383,269.40x = 2,074,904.10 × 931,544.55
  4. Step 4: Simplify right side
    1,383,269.40x = 1,932,865,606,127.66
  5. Step 5: Solve for x
    x = 1,932,865,606,127.66/1,383,269.40
  6. Step 6: Final answer
    x = 1,397,316.83

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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.