Home / 1,627,149.24-2,440,749.24-615,999.78

Finding the Fourth Proportional to 1,627,149.24, 2,440,749.24 and 615,999.78

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Solution

The fourth proportional to 1,627,149.24, 2,440,749.24 and 615,999.78 is: 924,009.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627,149.24 : 2,440,749.24 = 615,999.78 : x
  2. Step 2: Convert to fraction form
    1,627,149.24/2,440,749.24 = 615,999.78/x
  3. Step 3: Cross multiply
    1,627,149.24x = 2,440,749.24 × 615,999.78
  4. Step 4: Simplify right side
    1,627,149.24x = 1,503,500,994,875.17
  5. Step 5: Solve for x
    x = 1,503,500,994,875.17/1,627,149.24
  6. Step 6: Final answer
    x = 924,009.28

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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.