Home / 3,772,200.78-5,658,302.99-1,247,856.03

Finding the Fourth Proportional to 3,772,200.78, 5,658,302.99 and 1,247,856.03

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Solution

The fourth proportional to 3,772,200.78, 5,658,302.99 and 1,247,856.03 is: 1,871,784.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,772,200.78 : 5,658,302.99 = 1,247,856.03 : x
  2. Step 2: Convert to fraction form
    3,772,200.78/5,658,302.99 = 1,247,856.03/x
  3. Step 3: Cross multiply
    3,772,200.78x = 5,658,302.99 × 1,247,856.03
  4. Step 4: Simplify right side
    3,772,200.78x = 7,060,747,508,758.17
  5. Step 5: Solve for x
    x = 7,060,747,508,758.17/3,772,200.78
  6. Step 6: Final answer
    x = 1,871,784.65

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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.