Home / 1,875,952.20-2,813,929.35-1,317,479.88

Finding the Fourth Proportional to 1,875,952.20, 2,813,929.35 and 1,317,479.88

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Solution

The fourth proportional to 1,875,952.20, 2,813,929.35 and 1,317,479.88 is: 1,976,220.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875,952.20 : 2,813,929.35 = 1,317,479.88 : x
  2. Step 2: Convert to fraction form
    1,875,952.20/2,813,929.35 = 1,317,479.88/x
  3. Step 3: Cross multiply
    1,875,952.20x = 2,813,929.35 × 1,317,479.88
  4. Step 4: Simplify right side
    1,875,952.20x = 3,707,295,302,366.48
  5. Step 5: Solve for x
    x = 3,707,295,302,366.48/1,875,952.20
  6. Step 6: Final answer
    x = 1,976,220.56

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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.