Home / 6,406,147.78-9,607,244.32-1,857,531.86

Finding the Fourth Proportional to 6,406,147.78, 9,607,244.32 and 1,857,531.86

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Solution

The fourth proportional to 6,406,147.78, 9,607,244.32 and 1,857,531.86 is: 2,785,724.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,406,147.78 : 9,607,244.32 = 1,857,531.86 : x
  2. Step 2: Convert to fraction form
    6,406,147.78/9,607,244.32 = 1,857,531.86/x
  3. Step 3: Cross multiply
    6,406,147.78x = 9,607,244.32 × 1,857,531.86
  4. Step 4: Simplify right side
    6,406,147.78x = 17,845,762,401,516.89
  5. Step 5: Solve for x
    x = 17,845,762,401,516.89/6,406,147.78
  6. Step 6: Final answer
    x = 2,785,724.44

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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.