Home / 2,759,549.38-4,139,467.10-840,312.33

Finding the Fourth Proportional to 2,759,549.38, 4,139,467.10 and 840,312.33

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Solution

The fourth proportional to 2,759,549.38, 4,139,467.10 and 840,312.33 is: 1,260,512.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,759,549.38 : 4,139,467.10 = 840,312.33 : x
  2. Step 2: Convert to fraction form
    2,759,549.38/4,139,467.10 = 840,312.33/x
  3. Step 3: Cross multiply
    2,759,549.38x = 4,139,467.10 × 840,312.33
  4. Step 4: Simplify right side
    2,759,549.38x = 3,478,445,227,185.95
  5. Step 5: Solve for x
    x = 3,478,445,227,185.95/2,759,549.38
  6. Step 6: Final answer
    x = 1,260,512.04

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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.