Home / 1,229,529.30-1,842,325.65-808,313.10

Finding the Fourth Proportional to 1,229,529.30, 1,842,325.65 and 808,313.10

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Solution

The fourth proportional to 1,229,529.30, 1,842,325.65 and 808,313.10 is: 1,211,175.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,529.30 : 1,842,325.65 = 808,313.10 : x
  2. Step 2: Convert to fraction form
    1,229,529.30/1,842,325.65 = 808,313.10/x
  3. Step 3: Cross multiply
    1,229,529.30x = 1,842,325.65 × 808,313.10
  4. Step 4: Simplify right side
    1,229,529.30x = 1,489,175,957,361.02
  5. Step 5: Solve for x
    x = 1,489,175,957,361.02/1,229,529.30
  6. Step 6: Final answer
    x = 1,211,175.66

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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.