Home / 2,176,867.81-3,265,308.86-660,563.30

Finding the Fourth Proportional to 2,176,867.81, 3,265,308.86 and 660,563.30

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Solution

The fourth proportional to 2,176,867.81, 3,265,308.86 and 660,563.30 is: 990,847.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,867.81 : 3,265,308.86 = 660,563.30 : x
  2. Step 2: Convert to fraction form
    2,176,867.81/3,265,308.86 = 660,563.30/x
  3. Step 3: Cross multiply
    2,176,867.81x = 3,265,308.86 × 660,563.30
  4. Step 4: Simplify right side
    2,176,867.81x = 2,156,943,200,941.29
  5. Step 5: Solve for x
    x = 2,156,943,200,941.29/2,176,867.81
  6. Step 6: Final answer
    x = 990,847.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.