Home / 1,248,362.64-1,722,739.86-704,612.48

Finding the Fourth Proportional to 1,248,362.64, 1,722,739.86 and 704,612.48

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Solution

The fourth proportional to 1,248,362.64, 1,722,739.86 and 704,612.48 is: 972,364.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,362.64 : 1,722,739.86 = 704,612.48 : x
  2. Step 2: Convert to fraction form
    1,248,362.64/1,722,739.86 = 704,612.48/x
  3. Step 3: Cross multiply
    1,248,362.64x = 1,722,739.86 × 704,612.48
  4. Step 4: Simplify right side
    1,248,362.64x = 1,213,863,996,535.75
  5. Step 5: Solve for x
    x = 1,213,863,996,535.75/1,248,362.64
  6. Step 6: Final answer
    x = 972,364.89

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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.