Home / 1,814,492.40-2,719,114.20-802,786.20

Finding the Fourth Proportional to 1,814,492.40, 2,719,114.20 and 802,786.20

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Solution

The fourth proportional to 1,814,492.40, 2,719,114.20 and 802,786.20 is: 1,203,018.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,814,492.40 : 2,719,114.20 = 802,786.20 : x
  2. Step 2: Convert to fraction form
    1,814,492.40/2,719,114.20 = 802,786.20/x
  3. Step 3: Cross multiply
    1,814,492.40x = 2,719,114.20 × 802,786.20
  4. Step 4: Simplify right side
    1,814,492.40x = 2,182,867,355,984.04
  5. Step 5: Solve for x
    x = 2,182,867,355,984.04/1,814,492.40
  6. Step 6: Final answer
    x = 1,203,018.19

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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.