Home / 2,808,538.44-3,875,774.49-1,519,378.53

Finding the Fourth Proportional to 2,808,538.44, 3,875,774.49 and 1,519,378.53

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Solution

The fourth proportional to 2,808,538.44, 3,875,774.49 and 1,519,378.53 is: 2,096,737.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808,538.44 : 3,875,774.49 = 1,519,378.53 : x
  2. Step 2: Convert to fraction form
    2,808,538.44/3,875,774.49 = 1,519,378.53/x
  3. Step 3: Cross multiply
    2,808,538.44x = 3,875,774.49 × 1,519,378.53
  4. Step 4: Simplify right side
    2,808,538.44x = 5,888,768,547,227.70
  5. Step 5: Solve for x
    x = 5,888,768,547,227.70/2,808,538.44
  6. Step 6: Final answer
    x = 2,096,737.74

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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.