Home / 1,312,902.41-1,969,685.78-366,272.42

Finding the Fourth Proportional to 1,312,902.41, 1,969,685.78 and 366,272.42

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Solution

The fourth proportional to 1,312,902.41, 1,969,685.78 and 366,272.42 is: 549,501.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,312,902.41 : 1,969,685.78 = 366,272.42 : x
  2. Step 2: Convert to fraction form
    1,312,902.41/1,969,685.78 = 366,272.42/x
  3. Step 3: Cross multiply
    1,312,902.41x = 1,969,685.78 × 366,272.42
  4. Step 4: Simplify right side
    1,312,902.41x = 721,441,565,600.40
  5. Step 5: Solve for x
    x = 721,441,565,600.40/1,312,902.41
  6. Step 6: Final answer
    x = 549,501.29

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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.