Home / 2,819,419.76-3,890,695.19-1,530,232.46

Finding the Fourth Proportional to 2,819,419.76, 3,890,695.19 and 1,530,232.46

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Solution

The fourth proportional to 2,819,419.76, 3,890,695.19 and 1,530,232.46 is: 2,111,664.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,419.76 : 3,890,695.19 = 1,530,232.46 : x
  2. Step 2: Convert to fraction form
    2,819,419.76/3,890,695.19 = 1,530,232.46/x
  3. Step 3: Cross multiply
    2,819,419.76x = 3,890,695.19 × 1,530,232.46
  4. Step 4: Simplify right side
    2,819,419.76x = 5,953,668,085,256.19
  5. Step 5: Solve for x
    x = 5,953,668,085,256.19/2,819,419.76
  6. Step 6: Final answer
    x = 2,111,664.31

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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.