Home / 2,676,867.40-3,692,708.54-1,708,980.48

Finding the Fourth Proportional to 2,676,867.40, 3,692,708.54 and 1,708,980.48

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Solution

The fourth proportional to 2,676,867.40, 3,692,708.54 and 1,708,980.48 is: 2,357,519.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,676,867.40 : 3,692,708.54 = 1,708,980.48 : x
  2. Step 2: Convert to fraction form
    2,676,867.40/3,692,708.54 = 1,708,980.48/x
  3. Step 3: Cross multiply
    2,676,867.40x = 3,692,708.54 × 1,708,980.48
  4. Step 4: Simplify right side
    2,676,867.40x = 6,310,766,813,189.30
  5. Step 5: Solve for x
    x = 6,310,766,813,189.30/2,676,867.40
  6. Step 6: Final answer
    x = 2,357,519.39

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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.