Home / 1,312,685.92-1,969,360.89-366,056.74

Finding the Fourth Proportional to 1,312,685.92, 1,969,360.89 and 366,056.74

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Solution

The fourth proportional to 1,312,685.92, 1,969,360.89 and 366,056.74 is: 549,177.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,312,685.92 : 1,969,360.89 = 366,056.74 : x
  2. Step 2: Convert to fraction form
    1,312,685.92/1,969,360.89 = 366,056.74/x
  3. Step 3: Cross multiply
    1,312,685.92x = 1,969,360.89 × 366,056.74
  4. Step 4: Simplify right side
    1,312,685.92x = 720,897,827,276.90
  5. Step 5: Solve for x
    x = 720,897,827,276.90/1,312,685.92
  6. Step 6: Final answer
    x = 549,177.69

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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.