Home / 2,816,671.80-4,225,007.70-1,618,591.80

Finding the Fourth Proportional to 2,816,671.80, 4,225,007.70 and 1,618,591.80

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Solution

The fourth proportional to 2,816,671.80, 4,225,007.70 and 1,618,591.80 is: 2,427,887.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,816,671.80 : 4,225,007.70 = 1,618,591.80 : x
  2. Step 2: Convert to fraction form
    2,816,671.80/4,225,007.70 = 1,618,591.80/x
  3. Step 3: Cross multiply
    2,816,671.80x = 4,225,007.70 × 1,618,591.80
  4. Step 4: Simplify right side
    2,816,671.80x = 6,838,562,818,156.86
  5. Step 5: Solve for x
    x = 6,838,562,818,156.86/2,816,671.80
  6. Step 6: Final answer
    x = 2,427,887.70

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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.