Home / 1,287,027.01-1,776,097.49-714,065.82

Finding the Fourth Proportional to 1,287,027.01, 1,776,097.49 and 714,065.82

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Solution

The fourth proportional to 1,287,027.01, 1,776,097.49 and 714,065.82 is: 985,410.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,287,027.01 : 1,776,097.49 = 714,065.82 : x
  2. Step 2: Convert to fraction form
    1,287,027.01/1,776,097.49 = 714,065.82/x
  3. Step 3: Cross multiply
    1,287,027.01x = 1,776,097.49 × 714,065.82
  4. Step 4: Simplify right side
    1,287,027.01x = 1,268,250,510,596.79
  5. Step 5: Solve for x
    x = 1,268,250,510,596.79/1,287,027.01
  6. Step 6: Final answer
    x = 985,410.95

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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.