Home / 1,169,655.03-1,614,033.86-660,407.67

Finding the Fourth Proportional to 1,169,655.03, 1,614,033.86 and 660,407.67

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Solution

The fourth proportional to 1,169,655.03, 1,614,033.86 and 660,407.67 is: 911,311.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,655.03 : 1,614,033.86 = 660,407.67 : x
  2. Step 2: Convert to fraction form
    1,169,655.03/1,614,033.86 = 660,407.67/x
  3. Step 3: Cross multiply
    1,169,655.03x = 1,614,033.86 × 660,407.67
  4. Step 4: Simplify right side
    1,169,655.03x = 1,065,920,337,481.67
  5. Step 5: Solve for x
    x = 1,065,920,337,481.67/1,169,655.03
  6. Step 6: Final answer
    x = 911,311.72

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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.