Home / 3,998,118.42-5,997,172.86-1,302,439.14

Finding the Fourth Proportional to 3,998,118.42, 5,997,172.86 and 1,302,439.14

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Solution

The fourth proportional to 3,998,118.42, 5,997,172.86 and 1,302,439.14 is: 1,953,657.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,998,118.42 : 5,997,172.86 = 1,302,439.14 : x
  2. Step 2: Convert to fraction form
    3,998,118.42/5,997,172.86 = 1,302,439.14/x
  3. Step 3: Cross multiply
    3,998,118.42x = 5,997,172.86 × 1,302,439.14
  4. Step 4: Simplify right side
    3,998,118.42x = 7,810,952,662,209.74
  5. Step 5: Solve for x
    x = 7,810,952,662,209.74/3,998,118.42
  6. Step 6: Final answer
    x = 1,953,657.16

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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.