Home / 2,386,106.39-3,292,799.12-1,298,359.23

Finding the Fourth Proportional to 2,386,106.39, 3,292,799.12 and 1,298,359.23

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Solution

The fourth proportional to 2,386,106.39, 3,292,799.12 and 1,298,359.23 is: 1,791,720.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,386,106.39 : 3,292,799.12 = 1,298,359.23 : x
  2. Step 2: Convert to fraction form
    2,386,106.39/3,292,799.12 = 1,298,359.23/x
  3. Step 3: Cross multiply
    2,386,106.39x = 3,292,799.12 × 1,298,359.23
  4. Step 4: Simplify right side
    2,386,106.39x = 4,275,236,129,987.88
  5. Step 5: Solve for x
    x = 4,275,236,129,987.88/2,386,106.39
  6. Step 6: Final answer
    x = 1,791,720.67

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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.