Home / 4,090,706.76-5,645,367.54-2,279,883.72

Finding the Fourth Proportional to 4,090,706.76, 5,645,367.54 and 2,279,883.72

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Solution

The fourth proportional to 4,090,706.76, 5,645,367.54 and 2,279,883.72 is: 3,146,346.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,090,706.76 : 5,645,367.54 = 2,279,883.72 : x
  2. Step 2: Convert to fraction form
    4,090,706.76/5,645,367.54 = 2,279,883.72/x
  3. Step 3: Cross multiply
    4,090,706.76x = 5,645,367.54 × 2,279,883.72
  4. Step 4: Simplify right side
    4,090,706.76x = 12,870,781,547,862.45
  5. Step 5: Solve for x
    x = 12,870,781,547,862.45/4,090,706.76
  6. Step 6: Final answer
    x = 3,146,346.66

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.