Home / 1,580,692.76-2,181,408.90-968,727.28

Finding the Fourth Proportional to 1,580,692.76, 2,181,408.90 and 968,727.28

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Solution

The fourth proportional to 1,580,692.76, 2,181,408.90 and 968,727.28 is: 1,336,876.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,692.76 : 2,181,408.90 = 968,727.28 : x
  2. Step 2: Convert to fraction form
    1,580,692.76/2,181,408.90 = 968,727.28/x
  3. Step 3: Cross multiply
    1,580,692.76x = 2,181,408.90 × 968,727.28
  4. Step 4: Simplify right side
    1,580,692.76x = 2,113,190,310,264.79
  5. Step 5: Solve for x
    x = 2,113,190,310,264.79/1,580,692.76
  6. Step 6: Final answer
    x = 1,336,876.06

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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.