Home / 3,038,047.02-4,192,494.39-1,679,920.02

Finding the Fourth Proportional to 3,038,047.02, 4,192,494.39 and 1,679,920.02

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Solution

The fourth proportional to 3,038,047.02, 4,192,494.39 and 1,679,920.02 is: 2,318,283.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038,047.02 : 4,192,494.39 = 1,679,920.02 : x
  2. Step 2: Convert to fraction form
    3,038,047.02/4,192,494.39 = 1,679,920.02/x
  3. Step 3: Cross multiply
    3,038,047.02x = 4,192,494.39 × 1,679,920.02
  4. Step 4: Simplify right side
    3,038,047.02x = 7,043,055,259,498.69
  5. Step 5: Solve for x
    x = 7,043,055,259,498.69/3,038,047.02
  6. Step 6: Final answer
    x = 2,318,283.82

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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.