Home / 1,208,287.22-1,813,219.22-450,734.72

Finding the Fourth Proportional to 1,208,287.22, 1,813,219.22 and 450,734.72

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Solution

The fourth proportional to 1,208,287.22, 1,813,219.22 and 450,734.72 is: 676,396.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,287.22 : 1,813,219.22 = 450,734.72 : x
  2. Step 2: Convert to fraction form
    1,208,287.22/1,813,219.22 = 450,734.72/x
  3. Step 3: Cross multiply
    1,208,287.22x = 1,813,219.22 × 450,734.72
  4. Step 4: Simplify right side
    1,208,287.22x = 817,280,849,486.06
  5. Step 5: Solve for x
    x = 817,280,849,486.06/1,208,287.22
  6. Step 6: Final answer
    x = 676,396.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.