Home / 2,825,904.40-4,238,856.60-2,516,246.80

Finding the Fourth Proportional to 2,825,904.40, 4,238,856.60 and 2,516,246.80

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Solution

The fourth proportional to 2,825,904.40, 4,238,856.60 and 2,516,246.80 is: 3,774,370.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825,904.40 : 4,238,856.60 = 2,516,246.80 : x
  2. Step 2: Convert to fraction form
    2,825,904.40/4,238,856.60 = 2,516,246.80/x
  3. Step 3: Cross multiply
    2,825,904.40x = 4,238,856.60 × 2,516,246.80
  4. Step 4: Simplify right side
    2,825,904.40x = 10,666,009,355,408.88
  5. Step 5: Solve for x
    x = 10,666,009,355,408.88/2,825,904.40
  6. Step 6: Final answer
    x = 3,774,370.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.