Home / 2,211,225.73-3,316,857.15-613,913.38

Finding the Fourth Proportional to 2,211,225.73, 3,316,857.15 and 613,913.38

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Solution

The fourth proportional to 2,211,225.73, 3,316,857.15 and 613,913.38 is: 920,875.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,211,225.73 : 3,316,857.15 = 613,913.38 : x
  2. Step 2: Convert to fraction form
    2,211,225.73/3,316,857.15 = 613,913.38/x
  3. Step 3: Cross multiply
    2,211,225.73x = 3,316,857.15 × 613,913.38
  4. Step 4: Simplify right side
    2,211,225.73x = 2,036,262,983,933.67
  5. Step 5: Solve for x
    x = 2,036,262,983,933.67/2,211,225.73
  6. Step 6: Final answer
    x = 920,875.22

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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.