Home / 2,386,957.39-3,294,070.86-1,299,299.11

Finding the Fourth Proportional to 2,386,957.39, 3,294,070.86 and 1,299,299.11

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Solution

The fourth proportional to 2,386,957.39, 3,294,070.86 and 1,299,299.11 is: 1,793,070.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,386,957.39 : 3,294,070.86 = 1,299,299.11 : x
  2. Step 2: Convert to fraction form
    2,386,957.39/3,294,070.86 = 1,299,299.11/x
  3. Step 3: Cross multiply
    2,386,957.39x = 3,294,070.86 × 1,299,299.11
  4. Step 4: Simplify right side
    2,386,957.39x = 4,279,983,336,674.93
  5. Step 5: Solve for x
    x = 4,279,983,336,674.93/2,386,957.39
  6. Step 6: Final answer
    x = 1,793,070.69

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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.