Home / 2,819,460.60-3,890,860.07-1,530,301.55

Finding the Fourth Proportional to 2,819,460.60, 3,890,860.07 and 1,530,301.55

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Solution

The fourth proportional to 2,819,460.60, 3,890,860.07 and 1,530,301.55 is: 2,111,818.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,460.60 : 3,890,860.07 = 1,530,301.55 : x
  2. Step 2: Convert to fraction form
    2,819,460.60/3,890,860.07 = 1,530,301.55/x
  3. Step 3: Cross multiply
    2,819,460.60x = 3,890,860.07 × 1,530,301.55
  4. Step 4: Simplify right side
    2,819,460.60x = 5,954,189,168,848.30
  5. Step 5: Solve for x
    x = 5,954,189,168,848.30/2,819,460.60
  6. Step 6: Final answer
    x = 2,111,818.54

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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.