Home / 2,819,464.49-3,890,756.90-1,530,277.20

Finding the Fourth Proportional to 2,819,464.49, 3,890,756.90 and 1,530,277.20

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Solution

The fourth proportional to 2,819,464.49, 3,890,756.90 and 1,530,277.20 is: 2,111,726.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,464.49 : 3,890,756.90 = 1,530,277.20 : x
  2. Step 2: Convert to fraction form
    2,819,464.49/3,890,756.90 = 1,530,277.20/x
  3. Step 3: Cross multiply
    2,819,464.49x = 3,890,756.90 × 1,530,277.20
  4. Step 4: Simplify right side
    2,819,464.49x = 5,953,936,574,812.68
  5. Step 5: Solve for x
    x = 5,953,936,574,812.68/2,819,464.49
  6. Step 6: Final answer
    x = 2,111,726.04

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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.