Home / 5,216,068.94-7,823,217.65-1,377,933.14

Finding the Fourth Proportional to 5,216,068.94, 7,823,217.65 and 1,377,933.14

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Solution

The fourth proportional to 5,216,068.94, 7,823,217.65 and 1,377,933.14 is: 2,066,665.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,216,068.94 : 7,823,217.65 = 1,377,933.14 : x
  2. Step 2: Convert to fraction form
    5,216,068.94/7,823,217.65 = 1,377,933.14/x
  3. Step 3: Cross multiply
    5,216,068.94x = 7,823,217.65 × 1,377,933.14
  4. Step 4: Simplify right side
    5,216,068.94x = 10,779,870,815,362.17
  5. Step 5: Solve for x
    x = 10,779,870,815,362.17/5,216,068.94
  6. Step 6: Final answer
    x = 2,066,665.71

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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.