Home / 1,870,370.99-2,581,112.36-1,010,928.59

Finding the Fourth Proportional to 1,870,370.99, 2,581,112.36 and 1,010,928.59

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Solution

The fourth proportional to 1,870,370.99, 2,581,112.36 and 1,010,928.59 is: 1,395,081.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870,370.99 : 2,581,112.36 = 1,010,928.59 : x
  2. Step 2: Convert to fraction form
    1,870,370.99/2,581,112.36 = 1,010,928.59/x
  3. Step 3: Cross multiply
    1,870,370.99x = 2,581,112.36 × 1,010,928.59
  4. Step 4: Simplify right side
    1,870,370.99x = 2,609,320,273,671.73
  5. Step 5: Solve for x
    x = 2,609,320,273,671.73/1,870,370.99
  6. Step 6: Final answer
    x = 1,395,081.66

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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.