Home / 2,677,117.89-3,690,854.48-2,127,668.31

Finding the Fourth Proportional to 2,677,117.89, 3,690,854.48 and 2,127,668.31

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Solution

The fourth proportional to 2,677,117.89, 3,690,854.48 and 2,127,668.31 is: 2,933,346.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,677,117.89 : 3,690,854.48 = 2,127,668.31 : x
  2. Step 2: Convert to fraction form
    2,677,117.89/3,690,854.48 = 2,127,668.31/x
  3. Step 3: Cross multiply
    2,677,117.89x = 3,690,854.48 × 2,127,668.31
  4. Step 4: Simplify right side
    2,677,117.89x = 7,852,914,103,279.19
  5. Step 5: Solve for x
    x = 7,852,914,103,279.19/2,677,117.89
  6. Step 6: Final answer
    x = 2,933,346.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.