Home / 1,372,927.88-1,894,833.60-849,806.40

Finding the Fourth Proportional to 1,372,927.88, 1,894,833.60 and 849,806.40

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Solution

The fourth proportional to 1,372,927.88, 1,894,833.60 and 849,806.40 is: 1,172,852.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,927.88 : 1,894,833.60 = 849,806.40 : x
  2. Step 2: Convert to fraction form
    1,372,927.88/1,894,833.60 = 849,806.40/x
  3. Step 3: Cross multiply
    1,372,927.88x = 1,894,833.60 × 849,806.40
  4. Step 4: Simplify right side
    1,372,927.88x = 1,610,241,715,017.68
  5. Step 5: Solve for x
    x = 1,610,241,715,017.68/1,372,927.88
  6. Step 6: Final answer
    x = 1,172,852.37

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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.