Home / 4,536,912.78-6,806,365.65-1,341,789.86

Finding the Fourth Proportional to 4,536,912.78, 6,806,365.65 and 1,341,789.86

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Solution

The fourth proportional to 4,536,912.78, 6,806,365.65 and 1,341,789.86 is: 2,012,979.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,536,912.78 : 6,806,365.65 = 1,341,789.86 : x
  2. Step 2: Convert to fraction form
    4,536,912.78/6,806,365.65 = 1,341,789.86/x
  3. Step 3: Cross multiply
    4,536,912.78x = 6,806,365.65 × 1,341,789.86
  4. Step 4: Simplify right side
    4,536,912.78x = 9,132,712,429,638.23
  5. Step 5: Solve for x
    x = 9,132,712,429,638.23/4,536,912.78
  6. Step 6: Final answer
    x = 2,012,979.50

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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.