Home / 1,367,087.87-1,886,572.30-755,280.09

Finding the Fourth Proportional to 1,367,087.87, 1,886,572.30 and 755,280.09

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Solution

The fourth proportional to 1,367,087.87, 1,886,572.30 and 755,280.09 is: 1,042,281.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,087.87 : 1,886,572.30 = 755,280.09 : x
  2. Step 2: Convert to fraction form
    1,367,087.87/1,886,572.30 = 755,280.09/x
  3. Step 3: Cross multiply
    1,367,087.87x = 1,886,572.30 × 755,280.09
  4. Step 4: Simplify right side
    1,367,087.87x = 1,424,890,496,535.51
  5. Step 5: Solve for x
    x = 1,424,890,496,535.51/1,367,087.87
  6. Step 6: Final answer
    x = 1,042,281.57

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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.