Home / 2,453,927.76-3,385,543.91-1,420,871.76

Finding the Fourth Proportional to 2,453,927.76, 3,385,543.91 and 1,420,871.76

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Solution

The fourth proportional to 2,453,927.76, 3,385,543.91 and 1,420,871.76 is: 1,960,295.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,453,927.76 : 3,385,543.91 = 1,420,871.76 : x
  2. Step 2: Convert to fraction form
    2,453,927.76/3,385,543.91 = 1,420,871.76/x
  3. Step 3: Cross multiply
    2,453,927.76x = 3,385,543.91 × 1,420,871.76
  4. Step 4: Simplify right side
    2,453,927.76x = 4,810,423,726,854.62
  5. Step 5: Solve for x
    x = 4,810,423,726,854.62/2,453,927.76
  6. Step 6: Final answer
    x = 1,960,295.57

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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.