Home / 3,108,478-4,662,502.98-1,910,585.20

Finding the Fourth Proportional to 3,108,478, 4,662,502.98 and 1,910,585.20

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Solution

The fourth proportional to 3,108,478, 4,662,502.98 and 1,910,585.20 is: 2,865,746.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108,478 : 4,662,502.98 = 1,910,585.20 : x
  2. Step 2: Convert to fraction form
    3,108,478/4,662,502.98 = 1,910,585.20/x
  3. Step 3: Cross multiply
    3,108,478x = 4,662,502.98 × 1,910,585.20
  4. Step 4: Simplify right side
    3,108,478x = 8,908,109,188,543.90
  5. Step 5: Solve for x
    x = 8,908,109,188,543.90/3,108,478
  6. Step 6: Final answer
    x = 2,865,746.26

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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.