Home / 2,686,672.40-4,030,008.60-2,077,811.60

Finding the Fourth Proportional to 2,686,672.40, 4,030,008.60 and 2,077,811.60

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Solution

The fourth proportional to 2,686,672.40, 4,030,008.60 and 2,077,811.60 is: 3,116,717.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,686,672.40 : 4,030,008.60 = 2,077,811.60 : x
  2. Step 2: Convert to fraction form
    2,686,672.40/4,030,008.60 = 2,077,811.60/x
  3. Step 3: Cross multiply
    2,686,672.40x = 4,030,008.60 × 2,077,811.60
  4. Step 4: Simplify right side
    2,686,672.40x = 8,373,598,617,179.76
  5. Step 5: Solve for x
    x = 8,373,598,617,179.76/2,686,672.40
  6. Step 6: Final answer
    x = 3,116,717.40

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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.