Home / 2,567,808.80-3,543,532.24-1,421,864.52

Finding the Fourth Proportional to 2,567,808.80, 3,543,532.24 and 1,421,864.52

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Solution

The fourth proportional to 2,567,808.80, 3,543,532.24 and 1,421,864.52 is: 1,962,148.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,567,808.80 : 3,543,532.24 = 1,421,864.52 : x
  2. Step 2: Convert to fraction form
    2,567,808.80/3,543,532.24 = 1,421,864.52/x
  3. Step 3: Cross multiply
    2,567,808.80x = 3,543,532.24 × 1,421,864.52
  4. Step 4: Simplify right side
    2,567,808.80x = 5,038,422,767,532.13
  5. Step 5: Solve for x
    x = 5,038,422,767,532.13/2,567,808.80
  6. Step 6: Final answer
    x = 1,962,148.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.