Home / 1,585,115.93-2,187,464.13-859,963.61

Finding the Fourth Proportional to 1,585,115.93, 2,187,464.13 and 859,963.61

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Solution

The fourth proportional to 1,585,115.93, 2,187,464.13 and 859,963.61 is: 1,186,752.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,115.93 : 2,187,464.13 = 859,963.61 : x
  2. Step 2: Convert to fraction form
    1,585,115.93/2,187,464.13 = 859,963.61/x
  3. Step 3: Cross multiply
    1,585,115.93x = 2,187,464.13 × 859,963.61
  4. Step 4: Simplify right side
    1,585,115.93x = 1,881,139,539,042.99
  5. Step 5: Solve for x
    x = 1,881,139,539,042.99/1,585,115.93
  6. Step 6: Final answer
    x = 1,186,752.03

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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.