Home / 4,618,769.31-6,928,795.49-1,424,146.59

Finding the Fourth Proportional to 4,618,769.31, 6,928,795.49 and 1,424,146.59

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Solution

The fourth proportional to 4,618,769.31, 6,928,795.49 and 1,424,146.59 is: 2,136,417.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,618,769.31 : 6,928,795.49 = 1,424,146.59 : x
  2. Step 2: Convert to fraction form
    4,618,769.31/6,928,795.49 = 1,424,146.59/x
  3. Step 3: Cross multiply
    4,618,769.31x = 6,928,795.49 × 1,424,146.59
  4. Step 4: Simplify right side
    4,618,769.31x = 9,867,620,462,770.15
  5. Step 5: Solve for x
    x = 9,867,620,462,770.15/4,618,769.31
  6. Step 6: Final answer
    x = 2,136,417.69

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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.