Home / 4,674,784.60-7,010,103.30-2,149,139.80

Finding the Fourth Proportional to 4,674,784.60, 7,010,103.30 and 2,149,139.80

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Solution

The fourth proportional to 4,674,784.60, 7,010,103.30 and 2,149,139.80 is: 3,222,756.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,674,784.60 : 7,010,103.30 = 2,149,139.80 : x
  2. Step 2: Convert to fraction form
    4,674,784.60/7,010,103.30 = 2,149,139.80/x
  3. Step 3: Cross multiply
    4,674,784.60x = 7,010,103.30 × 2,149,139.80
  4. Step 4: Simplify right side
    4,674,784.60x = 15,065,692,004,141.34
  5. Step 5: Solve for x
    x = 15,065,692,004,141.34/4,674,784.60
  6. Step 6: Final answer
    x = 3,222,756.40

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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.