Home / 1,454,802.66-2,007,689.90-810,222.75

Finding the Fourth Proportional to 1,454,802.66, 2,007,689.90 and 810,222.75

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Solution

The fourth proportional to 1,454,802.66, 2,007,689.90 and 810,222.75 is: 1,118,142.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,802.66 : 2,007,689.90 = 810,222.75 : x
  2. Step 2: Convert to fraction form
    1,454,802.66/2,007,689.90 = 810,222.75/x
  3. Step 3: Cross multiply
    1,454,802.66x = 2,007,689.90 × 810,222.75
  4. Step 4: Simplify right side
    1,454,802.66x = 1,626,676,027,874.11
  5. Step 5: Solve for x
    x = 1,626,676,027,874.11/1,454,802.66
  6. Step 6: Final answer
    x = 1,118,142.05

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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.