Home / 1,875,951.45-2,813,928.23-1,317,479.13

Finding the Fourth Proportional to 1,875,951.45, 2,813,928.23 and 1,317,479.13

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Solution

The fourth proportional to 1,875,951.45, 2,813,928.23 and 1,317,479.13 is: 1,976,219.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875,951.45 : 2,813,928.23 = 1,317,479.13 : x
  2. Step 2: Convert to fraction form
    1,875,951.45/2,813,928.23 = 1,317,479.13/x
  3. Step 3: Cross multiply
    1,875,951.45x = 2,813,928.23 × 1,317,479.13
  4. Step 4: Simplify right side
    1,875,951.45x = 3,707,291,709,755.44
  5. Step 5: Solve for x
    x = 3,707,291,709,755.44/1,875,951.45
  6. Step 6: Final answer
    x = 1,976,219.43

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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.