Home / 1,814,626.40-2,719,315.20-802,920.20

Finding the Fourth Proportional to 1,814,626.40, 2,719,315.20 and 802,920.20

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Solution

The fourth proportional to 1,814,626.40, 2,719,315.20 and 802,920.20 is: 1,203,219.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,814,626.40 : 2,719,315.20 = 802,920.20 : x
  2. Step 2: Convert to fraction form
    1,814,626.40/2,719,315.20 = 802,920.20/x
  3. Step 3: Cross multiply
    1,814,626.40x = 2,719,315.20 × 802,920.20
  4. Step 4: Simplify right side
    1,814,626.40x = 2,183,393,104,247.04
  5. Step 5: Solve for x
    x = 2,183,393,104,247.04/1,814,626.40
  6. Step 6: Final answer
    x = 1,203,219.08

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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.