Home / 2,092,667.64-2,887,693-1,221,577.93

Finding the Fourth Proportional to 2,092,667.64, 2,887,693 and 1,221,577.93

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Solution

The fourth proportional to 2,092,667.64, 2,887,693 and 1,221,577.93 is: 1,685,667.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,092,667.64 : 2,887,693 = 1,221,577.93 : x
  2. Step 2: Convert to fraction form
    2,092,667.64/2,887,693 = 1,221,577.93/x
  3. Step 3: Cross multiply
    2,092,667.64x = 2,887,693 × 1,221,577.93
  4. Step 4: Simplify right side
    2,092,667.64x = 3,527,542,037,415.49
  5. Step 5: Solve for x
    x = 3,527,542,037,415.49/2,092,667.64
  6. Step 6: Final answer
    x = 1,685,667.60

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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.