Home / 1,454,890.74-2,007,811.53-810,311.10

Finding the Fourth Proportional to 1,454,890.74, 2,007,811.53 and 810,311.10

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Solution

The fourth proportional to 1,454,890.74, 2,007,811.53 and 810,311.10 is: 1,118,264.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,890.74 : 2,007,811.53 = 810,311.10 : x
  2. Step 2: Convert to fraction form
    1,454,890.74/2,007,811.53 = 810,311.10/x
  3. Step 3: Cross multiply
    1,454,890.74x = 2,007,811.53 × 810,311.10
  4. Step 4: Simplify right side
    1,454,890.74x = 1,626,951,969,466.98
  5. Step 5: Solve for x
    x = 1,626,951,969,466.98/1,454,890.74
  6. Step 6: Final answer
    x = 1,118,264.02

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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.