Home / 1,926,229.20-2,886,233.40-1,214,984.40

Finding the Fourth Proportional to 1,926,229.20, 2,886,233.40 and 1,214,984.40

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Solution

The fourth proportional to 1,926,229.20, 2,886,233.40 and 1,214,984.40 is: 1,820,514.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926,229.20 : 2,886,233.40 = 1,214,984.40 : x
  2. Step 2: Convert to fraction form
    1,926,229.20/2,886,233.40 = 1,214,984.40/x
  3. Step 3: Cross multiply
    1,926,229.20x = 2,886,233.40 × 1,214,984.40
  4. Step 4: Simplify right side
    1,926,229.20x = 3,506,728,555,758.96
  5. Step 5: Solve for x
    x = 3,506,728,555,758.96/1,926,229.20
  6. Step 6: Final answer
    x = 1,820,514.69

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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.