Home / 1,009,390.96-1,512,480.00-706,358.88

Finding the Fourth Proportional to 1,009,390.96, 1,512,480.00 and 706,358.88

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Solution

The fourth proportional to 1,009,390.96, 1,512,480.00 and 706,358.88 is: 1,058,414.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,390.96 : 1,512,480.00 = 706,358.88 : x
  2. Step 2: Convert to fraction form
    1,009,390.96/1,512,480.00 = 706,358.88/x
  3. Step 3: Cross multiply
    1,009,390.96x = 1,512,480.00 × 706,358.88
  4. Step 4: Simplify right side
    1,009,390.96x = 1,068,353,681,471.25
  5. Step 5: Solve for x
    x = 1,068,353,681,471.25/1,009,390.96
  6. Step 6: Final answer
    x = 1,058,414.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.