Home / 1,366,875.32-1,886,249.42-755,015.96

Finding the Fourth Proportional to 1,366,875.32, 1,886,249.42 and 755,015.96

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Solution

The fourth proportional to 1,366,875.32, 1,886,249.42 and 755,015.96 is: 1,041,900.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,875.32 : 1,886,249.42 = 755,015.96 : x
  2. Step 2: Convert to fraction form
    1,366,875.32/1,886,249.42 = 755,015.96/x
  3. Step 3: Cross multiply
    1,366,875.32x = 1,886,249.42 × 755,015.96
  4. Step 4: Simplify right side
    1,366,875.32x = 1,424,148,416,640.74
  5. Step 5: Solve for x
    x = 1,424,148,416,640.74/1,366,875.32
  6. Step 6: Final answer
    x = 1,041,900.75

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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.