Home / 5,249,967.78-7,876,107.76-1,606,725.66

Finding the Fourth Proportional to 5,249,967.78, 7,876,107.76 and 1,606,725.66

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Solution

The fourth proportional to 5,249,967.78, 7,876,107.76 and 1,606,725.66 is: 2,410,442.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,249,967.78 : 7,876,107.76 = 1,606,725.66 : x
  2. Step 2: Convert to fraction form
    5,249,967.78/7,876,107.76 = 1,606,725.66/x
  3. Step 3: Cross multiply
    5,249,967.78x = 7,876,107.76 × 1,606,725.66
  4. Step 4: Simplify right side
    5,249,967.78x = 12,654,744,438,917.12
  5. Step 5: Solve for x
    x = 12,654,744,438,917.12/5,249,967.78
  6. Step 6: Final answer
    x = 2,410,442.31

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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.