Home / 1,567,104.12-2,350,865.16-768,411.72

Finding the Fourth Proportional to 1,567,104.12, 2,350,865.16 and 768,411.72

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Solution

The fourth proportional to 1,567,104.12, 2,350,865.16 and 768,411.72 is: 1,152,720.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,104.12 : 2,350,865.16 = 768,411.72 : x
  2. Step 2: Convert to fraction form
    1,567,104.12/2,350,865.16 = 768,411.72/x
  3. Step 3: Cross multiply
    1,567,104.12x = 2,350,865.16 × 768,411.72
  4. Step 4: Simplify right side
    1,567,104.12x = 1,806,432,341,083.68
  5. Step 5: Solve for x
    x = 1,806,432,341,083.68/1,567,104.12
  6. Step 6: Final answer
    x = 1,152,720.05

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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.