Home / 1,412,862.81-1,949,691.35-801,056.75

Finding the Fourth Proportional to 1,412,862.81, 1,949,691.35 and 801,056.75

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Solution

The fourth proportional to 1,412,862.81, 1,949,691.35 and 801,056.75 is: 1,105,424.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,862.81 : 1,949,691.35 = 801,056.75 : x
  2. Step 2: Convert to fraction form
    1,412,862.81/1,949,691.35 = 801,056.75/x
  3. Step 3: Cross multiply
    1,412,862.81x = 1,949,691.35 × 801,056.75
  4. Step 4: Simplify right side
    1,412,862.81x = 1,561,813,402,580.37
  5. Step 5: Solve for x
    x = 1,561,813,402,580.37/1,412,862.81
  6. Step 6: Final answer
    x = 1,105,424.67

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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.