Home / 3,407,388.40-5,110,483.12-1,247,967.28

Finding the Fourth Proportional to 3,407,388.40, 5,110,483.12 and 1,247,967.28

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Solution

The fourth proportional to 3,407,388.40, 5,110,483.12 and 1,247,967.28 is: 1,871,731.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,407,388.40 : 5,110,483.12 = 1,247,967.28 : x
  2. Step 2: Convert to fraction form
    3,407,388.40/5,110,483.12 = 1,247,967.28/x
  3. Step 3: Cross multiply
    3,407,388.40x = 5,110,483.12 × 1,247,967.28
  4. Step 4: Simplify right side
    3,407,388.40x = 6,377,715,718,752.31
  5. Step 5: Solve for x
    x = 6,377,715,718,752.31/3,407,388.40
  6. Step 6: Final answer
    x = 1,871,731.36

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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.