Home / 4,920,691.80-7,381,037.70-1,374,835.80

Finding the Fourth Proportional to 4,920,691.80, 7,381,037.70 and 1,374,835.80

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Solution

The fourth proportional to 4,920,691.80, 7,381,037.70 and 1,374,835.80 is: 2,062,253.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,691.80 : 7,381,037.70 = 1,374,835.80 : x
  2. Step 2: Convert to fraction form
    4,920,691.80/7,381,037.70 = 1,374,835.80/x
  3. Step 3: Cross multiply
    4,920,691.80x = 7,381,037.70 × 1,374,835.80
  4. Step 4: Simplify right side
    4,920,691.80x = 10,147,714,871,109.66
  5. Step 5: Solve for x
    x = 10,147,714,871,109.66/4,920,691.80
  6. Step 6: Final answer
    x = 2,062,253.70

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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.