Home / 1,392,656.57-1,922,207.96-849,092.10

Finding the Fourth Proportional to 1,392,656.57, 1,922,207.96 and 849,092.10

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Solution

The fourth proportional to 1,392,656.57, 1,922,207.96 and 849,092.10 is: 1,171,955.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,392,656.57 : 1,922,207.96 = 849,092.10 : x
  2. Step 2: Convert to fraction form
    1,392,656.57/1,922,207.96 = 849,092.10/x
  3. Step 3: Cross multiply
    1,392,656.57x = 1,922,207.96 × 849,092.10
  4. Step 4: Simplify right side
    1,392,656.57x = 1,632,131,588,307.57
  5. Step 5: Solve for x
    x = 1,632,131,588,307.57/1,392,656.57
  6. Step 6: Final answer
    x = 1,171,955.55

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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.