Home / 3,120,448.60-4,675,424.10-2,669,051.80

Finding the Fourth Proportional to 3,120,448.60, 4,675,424.10 and 2,669,051.80

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Solution

The fourth proportional to 3,120,448.60, 4,675,424.10 and 2,669,051.80 is: 3,999,088.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,448.60 : 4,675,424.10 = 2,669,051.80 : x
  2. Step 2: Convert to fraction form
    3,120,448.60/4,675,424.10 = 2,669,051.80/x
  3. Step 3: Cross multiply
    3,120,448.60x = 4,675,424.10 × 2,669,051.80
  4. Step 4: Simplify right side
    3,120,448.60x = 12,478,949,109,868.38
  5. Step 5: Solve for x
    x = 12,478,949,109,868.38/3,120,448.60
  6. Step 6: Final answer
    x = 3,999,088.18

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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.