Home / 1,418,822.10-1,958,016.12-774,283.92

Finding the Fourth Proportional to 1,418,822.10, 1,958,016.12 and 774,283.92

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Solution

The fourth proportional to 1,418,822.10, 1,958,016.12 and 774,283.92 is: 1,068,534.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,822.10 : 1,958,016.12 = 774,283.92 : x
  2. Step 2: Convert to fraction form
    1,418,822.10/1,958,016.12 = 774,283.92/x
  3. Step 3: Cross multiply
    1,418,822.10x = 1,958,016.12 × 774,283.92
  4. Step 4: Simplify right side
    1,418,822.10x = 1,516,060,396,816.79
  5. Step 5: Solve for x
    x = 1,516,060,396,816.79/1,418,822.10
  6. Step 6: Final answer
    x = 1,068,534.52

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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.