Home / 2,027,985.94-2,798,620.64-1,122,567.94

Finding the Fourth Proportional to 2,027,985.94, 2,798,620.64 and 1,122,567.94

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Solution

The fourth proportional to 2,027,985.94, 2,798,620.64 and 1,122,567.94 is: 1,549,143.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027,985.94 : 2,798,620.64 = 1,122,567.94 : x
  2. Step 2: Convert to fraction form
    2,027,985.94/2,798,620.64 = 1,122,567.94/x
  3. Step 3: Cross multiply
    2,027,985.94x = 2,798,620.64 × 1,122,567.94
  4. Step 4: Simplify right side
    2,027,985.94x = 3,141,641,806,686.28
  5. Step 5: Solve for x
    x = 3,141,641,806,686.28/2,027,985.94
  6. Step 6: Final answer
    x = 1,549,143.78

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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.