Home / 2,545,985.72-3,522,712.30-2,219,978.07

Finding the Fourth Proportional to 2,545,985.72, 3,522,712.30 and 2,219,978.07

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Solution

The fourth proportional to 2,545,985.72, 3,522,712.30 and 2,219,978.07 is: 3,071,637.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545,985.72 : 3,522,712.30 = 2,219,978.07 : x
  2. Step 2: Convert to fraction form
    2,545,985.72/3,522,712.30 = 2,219,978.07/x
  3. Step 3: Cross multiply
    2,545,985.72x = 3,522,712.30 × 2,219,978.07
  4. Step 4: Simplify right side
    2,545,985.72x = 7,820,344,040,609.26
  5. Step 5: Solve for x
    x = 7,820,344,040,609.26/2,545,985.72
  6. Step 6: Final answer
    x = 3,071,637.04

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1.5x scale

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.