Home / 1,182,833.48-1,630,610.80-842,711.24

Finding the Fourth Proportional to 1,182,833.48, 1,630,610.80 and 842,711.24

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Solution

The fourth proportional to 1,182,833.48, 1,630,610.80 and 842,711.24 is: 1,161,730.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,833.48 : 1,630,610.80 = 842,711.24 : x
  2. Step 2: Convert to fraction form
    1,182,833.48/1,630,610.80 = 842,711.24/x
  3. Step 3: Cross multiply
    1,182,833.48x = 1,630,610.80 × 842,711.24
  4. Step 4: Simplify right side
    1,182,833.48x = 1,374,134,051,195.14
  5. Step 5: Solve for x
    x = 1,374,134,051,195.14/1,182,833.48
  6. Step 6: Final answer
    x = 1,161,730.77

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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.