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Finding the Fourth Proportional to 1,767,360, 2,648,568.84 and 955,992.90

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Solution

The fourth proportional to 1,767,360, 2,648,568.84 and 955,992.90 is: 1,432,652.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,767,360 : 2,648,568.84 = 955,992.90 : x
  2. Step 2: Convert to fraction form
    1,767,360/2,648,568.84 = 955,992.90/x
  3. Step 3: Cross multiply
    1,767,360x = 2,648,568.84 × 955,992.90
  4. Step 4: Simplify right side
    1,767,360x = 2,532,013,006,201.24
  5. Step 5: Solve for x
    x = 2,532,013,006,201.24/1,767,360
  6. Step 6: Final answer
    x = 1,432,652.66

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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.