Home / 2,232,309.80-3,348,464.70-812,412.20

Finding the Fourth Proportional to 2,232,309.80, 3,348,464.70 and 812,412.20

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Solution

The fourth proportional to 2,232,309.80, 3,348,464.70 and 812,412.20 is: 1,218,618.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,232,309.80 : 3,348,464.70 = 812,412.20 : x
  2. Step 2: Convert to fraction form
    2,232,309.80/3,348,464.70 = 812,412.20/x
  3. Step 3: Cross multiply
    2,232,309.80x = 3,348,464.70 × 812,412.20
  4. Step 4: Simplify right side
    2,232,309.80x = 2,720,333,573,549.34
  5. Step 5: Solve for x
    x = 2,720,333,573,549.34/2,232,309.80
  6. Step 6: Final answer
    x = 1,218,618.30

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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.