Home / 2,218,051-3,060,909.09-1,199,455.75

Finding the Fourth Proportional to 2,218,051, 3,060,909.09 and 1,199,455.75

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Solution

The fourth proportional to 2,218,051, 3,060,909.09 and 1,199,455.75 is: 1,655,248.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,051 : 3,060,909.09 = 1,199,455.75 : x
  2. Step 2: Convert to fraction form
    2,218,051/3,060,909.09 = 1,199,455.75/x
  3. Step 3: Cross multiply
    2,218,051x = 3,060,909.09 × 1,199,455.75
  4. Step 4: Simplify right side
    2,218,051x = 3,671,425,008,227.77
  5. Step 5: Solve for x
    x = 3,671,425,008,227.77/2,218,051
  6. Step 6: Final answer
    x = 1,655,248.24

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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.