Home / 1,066,071.78-1,471,036.92-684,615.24

Finding the Fourth Proportional to 1,066,071.78, 1,471,036.92 and 684,615.24

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Solution

The fourth proportional to 1,066,071.78, 1,471,036.92 and 684,615.24 is: 944,677.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,071.78 : 1,471,036.92 = 684,615.24 : x
  2. Step 2: Convert to fraction form
    1,066,071.78/1,471,036.92 = 684,615.24/x
  3. Step 3: Cross multiply
    1,066,071.78x = 1,471,036.92 × 684,615.24
  4. Step 4: Simplify right side
    1,066,071.78x = 1,007,094,294,034.66
  5. Step 5: Solve for x
    x = 1,007,094,294,034.66/1,066,071.78
  6. Step 6: Final answer
    x = 944,677.75

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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.