Home / 2,925,640.72-4,386,883.16-1,327,331.74

Finding the Fourth Proportional to 2,925,640.72, 4,386,883.16 and 1,327,331.74

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Solution

The fourth proportional to 2,925,640.72, 4,386,883.16 and 1,327,331.74 is: 1,990,281.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925,640.72 : 4,386,883.16 = 1,327,331.74 : x
  2. Step 2: Convert to fraction form
    2,925,640.72/4,386,883.16 = 1,327,331.74/x
  3. Step 3: Cross multiply
    2,925,640.72x = 4,386,883.16 × 1,327,331.74
  4. Step 4: Simplify right side
    2,925,640.72x = 5,822,849,257,939.50
  5. Step 5: Solve for x
    x = 5,822,849,257,939.50/2,925,640.72
  6. Step 6: Final answer
    x = 1,990,281.72

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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.