Home / 3,119,317.20-4,675,476.60-1,772,125.20

Finding the Fourth Proportional to 3,119,317.20, 4,675,476.60 and 1,772,125.20

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Solution

The fourth proportional to 3,119,317.20, 4,675,476.60 and 1,772,125.20 is: 2,656,199.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,317.20 : 4,675,476.60 = 1,772,125.20 : x
  2. Step 2: Convert to fraction form
    3,119,317.20/4,675,476.60 = 1,772,125.20/x
  3. Step 3: Cross multiply
    3,119,317.20x = 4,675,476.60 × 1,772,125.20
  4. Step 4: Simplify right side
    3,119,317.20x = 8,285,529,904,870.32
  5. Step 5: Solve for x
    x = 8,285,529,904,870.32/3,119,317.20
  6. Step 6: Final answer
    x = 2,656,199.86

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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.