Home / 1,559,031.45-2,152,949.09-1,474,120.86

Finding the Fourth Proportional to 1,559,031.45, 2,152,949.09 and 1,474,120.86

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Solution

The fourth proportional to 1,559,031.45, 2,152,949.09 and 1,474,120.86 is: 2,035,691.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,031.45 : 2,152,949.09 = 1,474,120.86 : x
  2. Step 2: Convert to fraction form
    1,559,031.45/2,152,949.09 = 1,474,120.86/x
  3. Step 3: Cross multiply
    1,559,031.45x = 2,152,949.09 × 1,474,120.86
  4. Step 4: Simplify right side
    1,559,031.45x = 3,173,707,156,716.41
  5. Step 5: Solve for x
    x = 3,173,707,156,716.41/1,559,031.45
  6. Step 6: Final answer
    x = 2,035,691.55

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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.