Home / 4,909,137.88-7,358,654.25-2,177,971.51

Finding the Fourth Proportional to 4,909,137.88, 7,358,654.25 and 2,177,971.51

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Solution

The fourth proportional to 4,909,137.88, 7,358,654.25 and 2,177,971.51 is: 3,264,715.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,909,137.88 : 7,358,654.25 = 2,177,971.51 : x
  2. Step 2: Convert to fraction form
    4,909,137.88/7,358,654.25 = 2,177,971.51/x
  3. Step 3: Cross multiply
    4,909,137.88x = 7,358,654.25 × 2,177,971.51
  4. Step 4: Simplify right side
    4,909,137.88x = 16,026,939,308,440.42
  5. Step 5: Solve for x
    x = 16,026,939,308,440.42/4,909,137.88
  6. Step 6: Final answer
    x = 3,264,715.66

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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.