Home / 1,344,316.68-1,854,574.11-800,147.34

Finding the Fourth Proportional to 1,344,316.68, 1,854,574.11 and 800,147.34

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Solution

The fourth proportional to 1,344,316.68, 1,854,574.11 and 800,147.34 is: 1,103,856.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,316.68 : 1,854,574.11 = 800,147.34 : x
  2. Step 2: Convert to fraction form
    1,344,316.68/1,854,574.11 = 800,147.34/x
  3. Step 3: Cross multiply
    1,344,316.68x = 1,854,574.11 × 800,147.34
  4. Step 4: Simplify right side
    1,344,316.68x = 1,483,932,540,949.37
  5. Step 5: Solve for x
    x = 1,483,932,540,949.37/1,344,316.68
  6. Step 6: Final answer
    x = 1,103,856.38

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1.5x scale

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.