Home / 1,279,032.64-1,765,018.78-706,060.51

Finding the Fourth Proportional to 1,279,032.64, 1,765,018.78 and 706,060.51

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Solution

The fourth proportional to 1,279,032.64, 1,765,018.78 and 706,060.51 is: 974,337.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,032.64 : 1,765,018.78 = 706,060.51 : x
  2. Step 2: Convert to fraction form
    1,279,032.64/1,765,018.78 = 706,060.51/x
  3. Step 3: Cross multiply
    1,279,032.64x = 1,765,018.78 × 706,060.51
  4. Step 4: Simplify right side
    1,279,032.64x = 1,246,210,059,966.38
  5. Step 5: Solve for x
    x = 1,246,210,059,966.38/1,279,032.64
  6. Step 6: Final answer
    x = 974,337.97

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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.