Home / 1,560,362.72-2,339,610.06-648,445.54

Finding the Fourth Proportional to 1,560,362.72, 2,339,610.06 and 648,445.54

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Solution

The fourth proportional to 1,560,362.72, 2,339,610.06 and 648,445.54 is: 972,280.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,362.72 : 2,339,610.06 = 648,445.54 : x
  2. Step 2: Convert to fraction form
    1,560,362.72/2,339,610.06 = 648,445.54/x
  3. Step 3: Cross multiply
    1,560,362.72x = 2,339,610.06 × 648,445.54
  4. Step 4: Simplify right side
    1,560,362.72x = 1,517,109,708,746.13
  5. Step 5: Solve for x
    x = 1,517,109,708,746.13/1,560,362.72
  6. Step 6: Final answer
    x = 972,280.16

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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.