Home / 3,805,389.57-5,709,036.76-1,109,715.01

Finding the Fourth Proportional to 3,805,389.57, 5,709,036.76 and 1,109,715.01

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Solution

The fourth proportional to 3,805,389.57, 5,709,036.76 and 1,109,715.01 is: 1,664,850.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,805,389.57 : 5,709,036.76 = 1,109,715.01 : x
  2. Step 2: Convert to fraction form
    3,805,389.57/5,709,036.76 = 1,109,715.01/x
  3. Step 3: Cross multiply
    3,805,389.57x = 5,709,036.76 × 1,109,715.01
  4. Step 4: Simplify right side
    3,805,389.57x = 6,335,403,787,344.52
  5. Step 5: Solve for x
    x = 6,335,403,787,344.52/3,805,389.57
  6. Step 6: Final answer
    x = 1,664,850.25

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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.