Home / 1,448,382.40-2,174,647.20-818,526.40

Finding the Fourth Proportional to 1,448,382.40, 2,174,647.20 and 818,526.40

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Solution

The fourth proportional to 1,448,382.40, 2,174,647.20 and 818,526.40 is: 1,228,961.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,382.40 : 2,174,647.20 = 818,526.40 : x
  2. Step 2: Convert to fraction form
    1,448,382.40/2,174,647.20 = 818,526.40/x
  3. Step 3: Cross multiply
    1,448,382.40x = 2,174,647.20 × 818,526.40
  4. Step 4: Simplify right side
    1,448,382.40x = 1,780,006,143,886.08
  5. Step 5: Solve for x
    x = 1,780,006,143,886.08/1,448,382.40
  6. Step 6: Final answer
    x = 1,228,961.46

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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.