Home / 1,345,045.14-1,856,147.19-733,184.51

Finding the Fourth Proportional to 1,345,045.14, 1,856,147.19 and 733,184.51

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Solution

The fourth proportional to 1,345,045.14, 1,856,147.19 and 733,184.51 is: 1,011,786.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,045.14 : 1,856,147.19 = 733,184.51 : x
  2. Step 2: Convert to fraction form
    1,345,045.14/1,856,147.19 = 733,184.51/x
  3. Step 3: Cross multiply
    1,345,045.14x = 1,856,147.19 × 733,184.51
  4. Step 4: Simplify right side
    1,345,045.14x = 1,360,898,367,988.03
  5. Step 5: Solve for x
    x = 1,360,898,367,988.03/1,345,045.14
  6. Step 6: Final answer
    x = 1,011,786.39

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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.