Home / 1,518,802.20-2,278,230.30-453,857.40

Finding the Fourth Proportional to 1,518,802.20, 2,278,230.30 and 453,857.40

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Solution

The fourth proportional to 1,518,802.20, 2,278,230.30 and 453,857.40 is: 680,794.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,802.20 : 2,278,230.30 = 453,857.40 : x
  2. Step 2: Convert to fraction form
    1,518,802.20/2,278,230.30 = 453,857.40/x
  3. Step 3: Cross multiply
    1,518,802.20x = 2,278,230.30 × 453,857.40
  4. Step 4: Simplify right side
    1,518,802.20x = 1,033,991,680,559.22
  5. Step 5: Solve for x
    x = 1,033,991,680,559.22/1,518,802.20
  6. Step 6: Final answer
    x = 680,794.17

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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.