Home / 5,585,426.97-8,378,140.94-1,798,909.85

Finding the Fourth Proportional to 5,585,426.97, 8,378,140.94 and 1,798,909.85

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Solution

The fourth proportional to 5,585,426.97, 8,378,140.94 and 1,798,909.85 is: 2,698,364.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,585,426.97 : 8,378,140.94 = 1,798,909.85 : x
  2. Step 2: Convert to fraction form
    5,585,426.97/8,378,140.94 = 1,798,909.85/x
  3. Step 3: Cross multiply
    5,585,426.97x = 8,378,140.94 × 1,798,909.85
  4. Step 4: Simplify right side
    5,585,426.97x = 15,071,520,210,769.00
  5. Step 5: Solve for x
    x = 15,071,520,210,769.00/5,585,426.97
  6. Step 6: Final answer
    x = 2,698,364.92

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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.