Home / 6,478,731.78-9,719,873.28-2,834,801.34

Finding the Fourth Proportional to 6,478,731.78, 9,719,873.28 and 2,834,801.34

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Solution

The fourth proportional to 6,478,731.78, 9,719,873.28 and 2,834,801.34 is: 4,252,978.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,478,731.78 : 9,719,873.28 = 2,834,801.34 : x
  2. Step 2: Convert to fraction form
    6,478,731.78/9,719,873.28 = 2,834,801.34/x
  3. Step 3: Cross multiply
    6,478,731.78x = 9,719,873.28 × 2,834,801.34
  4. Step 4: Simplify right side
    6,478,731.78x = 27,553,909,798,774.19
  5. Step 5: Solve for x
    x = 27,553,909,798,774.19/6,478,731.78
  6. Step 6: Final answer
    x = 4,252,978.94

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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.