Home / 1,373,844.95-1,894,665.63-857,646.43

Finding the Fourth Proportional to 1,373,844.95, 1,894,665.63 and 857,646.43

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Solution

The fourth proportional to 1,373,844.95, 1,894,665.63 and 857,646.43 is: 1,182,777.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,844.95 : 1,894,665.63 = 857,646.43 : x
  2. Step 2: Convert to fraction form
    1,373,844.95/1,894,665.63 = 857,646.43/x
  3. Step 3: Cross multiply
    1,373,844.95x = 1,894,665.63 × 857,646.43
  4. Step 4: Simplify right side
    1,373,844.95x = 1,624,953,212,092.71
  5. Step 5: Solve for x
    x = 1,624,953,212,092.71/1,373,844.95
  6. Step 6: Final answer
    x = 1,182,777.73

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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.