Home / 3,286,909.85-4,535,677.35-1,816,756.61

Finding the Fourth Proportional to 3,286,909.85, 4,535,677.35 and 1,816,756.61

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Solution

The fourth proportional to 3,286,909.85, 4,535,677.35 and 1,816,756.61 is: 2,506,981.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286,909.85 : 4,535,677.35 = 1,816,756.61 : x
  2. Step 2: Convert to fraction form
    3,286,909.85/4,535,677.35 = 1,816,756.61/x
  3. Step 3: Cross multiply
    3,286,909.85x = 4,535,677.35 × 1,816,756.61
  4. Step 4: Simplify right side
    3,286,909.85x = 8,240,221,806,439.78
  5. Step 5: Solve for x
    x = 8,240,221,806,439.78/3,286,909.85
  6. Step 6: Final answer
    x = 2,506,981.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.