Home / 1,349,709.53-1,862,621.33-805,892.84

Finding the Fourth Proportional to 1,349,709.53, 1,862,621.33 and 805,892.84

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Solution

The fourth proportional to 1,349,709.53, 1,862,621.33 and 805,892.84 is: 1,112,145.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,709.53 : 1,862,621.33 = 805,892.84 : x
  2. Step 2: Convert to fraction form
    1,349,709.53/1,862,621.33 = 805,892.84/x
  3. Step 3: Cross multiply
    1,349,709.53x = 1,862,621.33 × 805,892.84
  4. Step 4: Simplify right side
    1,349,709.53x = 1,501,073,197,597.78
  5. Step 5: Solve for x
    x = 1,501,073,197,597.78/1,349,709.53
  6. Step 6: Final answer
    x = 1,112,145.36

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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.