Home / 3,286,905.85-4,535,671.84-1,816,752.61

Finding the Fourth Proportional to 3,286,905.85, 4,535,671.84 and 1,816,752.61

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Solution

The fourth proportional to 3,286,905.85, 4,535,671.84 and 1,816,752.61 is: 2,506,975.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286,905.85 : 4,535,671.84 = 1,816,752.61 : x
  2. Step 2: Convert to fraction form
    3,286,905.85/4,535,671.84 = 1,816,752.61/x
  3. Step 3: Cross multiply
    3,286,905.85x = 4,535,671.84 × 1,816,752.61
  4. Step 4: Simplify right side
    3,286,905.85x = 8,240,193,653,423.50
  5. Step 5: Solve for x
    x = 8,240,193,653,423.50/3,286,905.85
  6. Step 6: Final answer
    x = 2,506,975.87

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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.