Home / 3,160,379.61-4,332,066.86-3,117,853.53

Finding the Fourth Proportional to 3,160,379.61, 4,332,066.86 and 3,117,853.53

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Solution

The fourth proportional to 3,160,379.61, 4,332,066.86 and 3,117,853.53 is: 4,273,774.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160,379.61 : 4,332,066.86 = 3,117,853.53 : x
  2. Step 2: Convert to fraction form
    3,160,379.61/4,332,066.86 = 3,117,853.53/x
  3. Step 3: Cross multiply
    3,160,379.61x = 4,332,066.86 × 3,117,853.53
  4. Step 4: Simplify right side
    3,160,379.61x = 13,506,749,959,441.65
  5. Step 5: Solve for x
    x = 13,506,749,959,441.65/3,160,379.61
  6. Step 6: Final answer
    x = 4,273,774.55

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.