Home / 1,275,723.14-1,913,549.69-556,064.39

Finding the Fourth Proportional to 1,275,723.14, 1,913,549.69 and 556,064.39

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Solution

The fourth proportional to 1,275,723.14, 1,913,549.69 and 556,064.39 is: 834,081.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,723.14 : 1,913,549.69 = 556,064.39 : x
  2. Step 2: Convert to fraction form
    1,275,723.14/1,913,549.69 = 556,064.39/x
  3. Step 3: Cross multiply
    1,275,723.14x = 1,913,549.69 × 556,064.39
  4. Step 4: Simplify right side
    1,275,723.14x = 1,064,056,847,278.57
  5. Step 5: Solve for x
    x = 1,064,056,847,278.57/1,275,723.14
  6. Step 6: Final answer
    x = 834,081.33

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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.