Home / 3,634,726.60-5,440,280.10-2,831,660.20

Finding the Fourth Proportional to 3,634,726.60, 5,440,280.10 and 2,831,660.20

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Solution

The fourth proportional to 3,634,726.60, 5,440,280.10 and 2,831,660.20 is: 4,238,289.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,634,726.60 : 5,440,280.10 = 2,831,660.20 : x
  2. Step 2: Convert to fraction form
    3,634,726.60/5,440,280.10 = 2,831,660.20/x
  3. Step 3: Cross multiply
    3,634,726.60x = 5,440,280.10 × 2,831,660.20
  4. Step 4: Simplify right side
    3,634,726.60x = 15,405,024,636,022.02
  5. Step 5: Solve for x
    x = 15,405,024,636,022.02/3,634,726.60
  6. Step 6: Final answer
    x = 4,238,289.79

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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.