Home / 2,689,561.86-4,034,692.62-983,439.42

Finding the Fourth Proportional to 2,689,561.86, 4,034,692.62 and 983,439.42

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Solution

The fourth proportional to 2,689,561.86, 4,034,692.62 and 983,439.42 is: 1,475,287.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689,561.86 : 4,034,692.62 = 983,439.42 : x
  2. Step 2: Convert to fraction form
    2,689,561.86/4,034,692.62 = 983,439.42/x
  3. Step 3: Cross multiply
    2,689,561.86x = 4,034,692.62 × 983,439.42
  4. Step 4: Simplify right side
    2,689,561.86x = 3,967,875,770,091.08
  5. Step 5: Solve for x
    x = 3,967,875,770,091.08/2,689,561.86
  6. Step 6: Final answer
    x = 1,475,287.05

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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.