Home / 3,078,433.02-4,248,243.27-1,720,306.02

Finding the Fourth Proportional to 3,078,433.02, 4,248,243.27 and 1,720,306.02

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Solution

The fourth proportional to 3,078,433.02, 4,248,243.27 and 1,720,306.02 is: 2,374,025.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078,433.02 : 4,248,243.27 = 1,720,306.02 : x
  2. Step 2: Convert to fraction form
    3,078,433.02/4,248,243.27 = 1,720,306.02/x
  3. Step 3: Cross multiply
    3,078,433.02x = 4,248,243.27 × 1,720,306.02
  4. Step 4: Simplify right side
    3,078,433.02x = 7,308,278,471,805.49
  5. Step 5: Solve for x
    x = 7,308,278,471,805.49/3,078,433.02
  6. Step 6: Final answer
    x = 2,374,025.49

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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.