Home / 1,275,773.74-1,913,663.31-1,197,829.06

Finding the Fourth Proportional to 1,275,773.74, 1,913,663.31 and 1,197,829.06

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Solution

The fourth proportional to 1,275,773.74, 1,913,663.31 and 1,197,829.06 is: 1,796,746.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,773.74 : 1,913,663.31 = 1,197,829.06 : x
  2. Step 2: Convert to fraction form
    1,275,773.74/1,913,663.31 = 1,197,829.06/x
  3. Step 3: Cross multiply
    1,275,773.74x = 1,913,663.31 × 1,197,829.06
  4. Step 4: Simplify right side
    1,275,773.74x = 2,292,241,523,773.79
  5. Step 5: Solve for x
    x = 2,292,241,523,773.79/1,275,773.74
  6. Step 6: Final answer
    x = 1,796,746.13

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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.