Home / 1,373,883.48-1,894,718.10-857,685.03

Finding the Fourth Proportional to 1,373,883.48, 1,894,718.10 and 857,685.03

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Solution

The fourth proportional to 1,373,883.48, 1,894,718.10 and 857,685.03 is: 1,182,830.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,883.48 : 1,894,718.10 = 857,685.03 : x
  2. Step 2: Convert to fraction form
    1,373,883.48/1,894,718.10 = 857,685.03/x
  3. Step 3: Cross multiply
    1,373,883.48x = 1,894,718.10 × 857,685.03
  4. Step 4: Simplify right side
    1,373,883.48x = 1,625,071,350,440.04
  5. Step 5: Solve for x
    x = 1,625,071,350,440.04/1,373,883.48
  6. Step 6: Final answer
    x = 1,182,830.55

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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.