Home / 3,772,218.78-5,658,330.02-1,247,874.03

Finding the Fourth Proportional to 3,772,218.78, 5,658,330.02 and 1,247,874.03

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Solution

The fourth proportional to 3,772,218.78, 5,658,330.02 and 1,247,874.03 is: 1,871,811.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,772,218.78 : 5,658,330.02 = 1,247,874.03 : x
  2. Step 2: Convert to fraction form
    3,772,218.78/5,658,330.02 = 1,247,874.03/x
  3. Step 3: Cross multiply
    3,772,218.78x = 5,658,330.02 × 1,247,874.03
  4. Step 4: Simplify right side
    3,772,218.78x = 7,060,883,078,888.01
  5. Step 5: Solve for x
    x = 7,060,883,078,888.01/3,772,218.78
  6. Step 6: Final answer
    x = 1,871,811.66

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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.