Home / 1,454,770.78-2,007,424.47-842,935.66

Finding the Fourth Proportional to 1,454,770.78, 2,007,424.47 and 842,935.66

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Solution

The fourth proportional to 1,454,770.78, 2,007,424.47 and 842,935.66 is: 1,163,158.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,770.78 : 2,007,424.47 = 842,935.66 : x
  2. Step 2: Convert to fraction form
    1,454,770.78/2,007,424.47 = 842,935.66/x
  3. Step 3: Cross multiply
    1,454,770.78x = 2,007,424.47 × 842,935.66
  4. Step 4: Simplify right side
    1,454,770.78x = 1,692,129,670,519.60
  5. Step 5: Solve for x
    x = 1,692,129,670,519.60/1,454,770.78
  6. Step 6: Final answer
    x = 1,163,158.96

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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.