Home / 2,402,375.67-3,315,278.83-1,314,647.53

Finding the Fourth Proportional to 2,402,375.67, 3,315,278.83 and 1,314,647.53

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Solution

The fourth proportional to 2,402,375.67, 3,315,278.83 and 1,314,647.53 is: 1,814,213.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,402,375.67 : 3,315,278.83 = 1,314,647.53 : x
  2. Step 2: Convert to fraction form
    2,402,375.67/3,315,278.83 = 1,314,647.53/x
  3. Step 3: Cross multiply
    2,402,375.67x = 3,315,278.83 × 1,314,647.53
  4. Step 4: Simplify right side
    2,402,375.67x = 4,358,423,125,120.79
  5. Step 5: Solve for x
    x = 4,358,423,125,120.79/2,402,375.67
  6. Step 6: Final answer
    x = 1,814,213.81

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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.