Home / 2,681,847.20-4,019,660.40-1,083,360.80

Finding the Fourth Proportional to 2,681,847.20, 4,019,660.40 and 1,083,360.80

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Solution

The fourth proportional to 2,681,847.20, 4,019,660.40 and 1,083,360.80 is: 1,623,784.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681,847.20 : 4,019,660.40 = 1,083,360.80 : x
  2. Step 2: Convert to fraction form
    2,681,847.20/4,019,660.40 = 1,083,360.80/x
  3. Step 3: Cross multiply
    2,681,847.20x = 4,019,660.40 × 1,083,360.80
  4. Step 4: Simplify right side
    2,681,847.20x = 4,354,742,506,672.32
  5. Step 5: Solve for x
    x = 4,354,742,506,672.32/2,681,847.20
  6. Step 6: Final answer
    x = 1,623,784.72

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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.