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Finding the Fourth Proportional to 2,452,968, 3,679,452 and 680,040

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Solution

The fourth proportional to 2,452,968, 3,679,452 and 680,040 is: 1,020,060

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,452,968 : 3,679,452 = 680,040 : x
  2. Step 2: Convert to fraction form
    2,452,968/3,679,452 = 680,040/x
  3. Step 3: Cross multiply
    2,452,968x = 3,679,452 × 680,040
  4. Step 4: Simplify right side
    2,452,968x = 2,502,174,538,080
  5. Step 5: Solve for x
    x = 2,502,174,538,080/2,452,968
  6. Step 6: Final answer
    x = 1,020,060

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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.