Home / 1,271,663.53-1,754,461.64-788,052.22

Finding the Fourth Proportional to 1,271,663.53, 1,754,461.64 and 788,052.22

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Solution

The fourth proportional to 1,271,663.53, 1,754,461.64 and 788,052.22 is: 1,087,243.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,663.53 : 1,754,461.64 = 788,052.22 : x
  2. Step 2: Convert to fraction form
    1,271,663.53/1,754,461.64 = 788,052.22/x
  3. Step 3: Cross multiply
    1,271,663.53x = 1,754,461.64 × 788,052.22
  4. Step 4: Simplify right side
    1,271,663.53x = 1,382,607,394,470.05
  5. Step 5: Solve for x
    x = 1,382,607,394,470.05/1,271,663.53
  6. Step 6: Final answer
    x = 1,087,243.10

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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.