Home / 1,279,033.64-1,765,020.16-706,061.51

Finding the Fourth Proportional to 1,279,033.64, 1,765,020.16 and 706,061.51

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Solution

The fourth proportional to 1,279,033.64, 1,765,020.16 and 706,061.51 is: 974,339.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,033.64 : 1,765,020.16 = 706,061.51 : x
  2. Step 2: Convert to fraction form
    1,279,033.64/1,765,020.16 = 706,061.51/x
  3. Step 3: Cross multiply
    1,279,033.64x = 1,765,020.16 × 706,061.51
  4. Step 4: Simplify right side
    1,279,033.64x = 1,246,212,799,350.04
  5. Step 5: Solve for x
    x = 1,246,212,799,350.04/1,279,033.64
  6. Step 6: Final answer
    x = 974,339.35

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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.