Home / 1,254,263.36-1,730,886.72-681,298.88

Finding the Fourth Proportional to 1,254,263.36, 1,730,886.72 and 681,298.88

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Solution

The fourth proportional to 1,254,263.36, 1,730,886.72 and 681,298.88 is: 940,194.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,263.36 : 1,730,886.72 = 681,298.88 : x
  2. Step 2: Convert to fraction form
    1,254,263.36/1,730,886.72 = 681,298.88/x
  3. Step 3: Cross multiply
    1,254,263.36x = 1,730,886.72 × 681,298.88
  4. Step 4: Simplify right side
    1,254,263.36x = 1,179,251,183,742.87
  5. Step 5: Solve for x
    x = 1,179,251,183,742.87/1,254,263.36
  6. Step 6: Final answer
    x = 940,194.24

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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.