Home / 1,444,947.80-1,994,028.10-800,409.74

Finding the Fourth Proportional to 1,444,947.80, 1,994,028.10 and 800,409.74

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Solution

The fourth proportional to 1,444,947.80, 1,994,028.10 and 800,409.74 is: 1,104,565.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444,947.80 : 1,994,028.10 = 800,409.74 : x
  2. Step 2: Convert to fraction form
    1,444,947.80/1,994,028.10 = 800,409.74/x
  3. Step 3: Cross multiply
    1,444,947.80x = 1,994,028.10 × 800,409.74
  4. Step 4: Simplify right side
    1,444,947.80x = 1,596,039,513,073.69
  5. Step 5: Solve for x
    x = 1,596,039,513,073.69/1,444,947.80
  6. Step 6: Final answer
    x = 1,104,565.52

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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.