Home / 2,683,155.20-3,702,417.38-1,813,880.79

Finding the Fourth Proportional to 2,683,155.20, 3,702,417.38 and 1,813,880.79

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Solution

The fourth proportional to 2,683,155.20, 3,702,417.38 and 1,813,880.79 is: 2,502,927.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,683,155.20 : 3,702,417.38 = 1,813,880.79 : x
  2. Step 2: Convert to fraction form
    2,683,155.20/3,702,417.38 = 1,813,880.79/x
  3. Step 3: Cross multiply
    2,683,155.20x = 3,702,417.38 × 1,813,880.79
  4. Step 4: Simplify right side
    2,683,155.20x = 6,715,743,753,074.73
  5. Step 5: Solve for x
    x = 6,715,743,753,074.73/2,683,155.20
  6. Step 6: Final answer
    x = 2,502,927.81

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1.5x scale

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.