Home / 4,818,387.60-7,217,945.01-2,898,238.50

Finding the Fourth Proportional to 4,818,387.60, 7,217,945.01 and 2,898,238.50

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Solution

The fourth proportional to 4,818,387.60, 7,217,945.01 and 2,898,238.50 is: 4,341,561.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818,387.60 : 7,217,945.01 = 2,898,238.50 : x
  2. Step 2: Convert to fraction form
    4,818,387.60/7,217,945.01 = 2,898,238.50/x
  3. Step 3: Cross multiply
    4,818,387.60x = 7,217,945.01 × 2,898,238.50
  4. Step 4: Simplify right side
    4,818,387.60x = 20,919,326,118,864.88
  5. Step 5: Solve for x
    x = 20,919,326,118,864.88/4,818,387.60
  6. Step 6: Final answer
    x = 4,341,561.50

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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.