Home / 2,816,948.70-4,225,423.05-822,404.70

Finding the Fourth Proportional to 2,816,948.70, 4,225,423.05 and 822,404.70

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Solution

The fourth proportional to 2,816,948.70, 4,225,423.05 and 822,404.70 is: 1,233,607.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,816,948.70 : 4,225,423.05 = 822,404.70 : x
  2. Step 2: Convert to fraction form
    2,816,948.70/4,225,423.05 = 822,404.70/x
  3. Step 3: Cross multiply
    2,816,948.70x = 4,225,423.05 × 822,404.70
  4. Step 4: Simplify right side
    2,816,948.70x = 3,475,007,775,808.33
  5. Step 5: Solve for x
    x = 3,475,007,775,808.33/2,816,948.70
  6. Step 6: Final answer
    x = 1,233,607.05

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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.