Home / 2,386,956.39-3,294,069.48-1,299,298.11

Finding the Fourth Proportional to 2,386,956.39, 3,294,069.48 and 1,299,298.11

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Solution

The fourth proportional to 2,386,956.39, 3,294,069.48 and 1,299,298.11 is: 1,793,069.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,386,956.39 : 3,294,069.48 = 1,299,298.11 : x
  2. Step 2: Convert to fraction form
    2,386,956.39/3,294,069.48 = 1,299,298.11/x
  3. Step 3: Cross multiply
    2,386,956.39x = 3,294,069.48 × 1,299,298.11
  4. Step 4: Simplify right side
    2,386,956.39x = 4,279,978,249,572.68
  5. Step 5: Solve for x
    x = 4,279,978,249,572.68/2,386,956.39
  6. Step 6: Final answer
    x = 1,793,069.31

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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.