Home / 1,146,864.36-1,582,913.63-727,488.89

Finding the Fourth Proportional to 1,146,864.36, 1,582,913.63 and 727,488.89

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Solution

The fourth proportional to 1,146,864.36, 1,582,913.63 and 727,488.89 is: 1,004,087.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,864.36 : 1,582,913.63 = 727,488.89 : x
  2. Step 2: Convert to fraction form
    1,146,864.36/1,582,913.63 = 727,488.89/x
  3. Step 3: Cross multiply
    1,146,864.36x = 1,582,913.63 × 727,488.89
  4. Step 4: Simplify right side
    1,146,864.36x = 1,151,552,079,654.57
  5. Step 5: Solve for x
    x = 1,151,552,079,654.57/1,146,864.36
  6. Step 6: Final answer
    x = 1,004,087.42

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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.