Home / 1,346,742.68-2,020,131.79-448,184.57

Finding the Fourth Proportional to 1,346,742.68, 2,020,131.79 and 448,184.57

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Solution

The fourth proportional to 1,346,742.68, 2,020,131.79 and 448,184.57 is: 672,282.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,742.68 : 2,020,131.79 = 448,184.57 : x
  2. Step 2: Convert to fraction form
    1,346,742.68/2,020,131.79 = 448,184.57/x
  3. Step 3: Cross multiply
    1,346,742.68x = 2,020,131.79 × 448,184.57
  4. Step 4: Simplify right side
    1,346,742.68x = 905,391,886,423.36
  5. Step 5: Solve for x
    x = 905,391,886,423.36/1,346,742.68
  6. Step 6: Final answer
    x = 672,282.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.