Home / 3,809,266.18-5,256,938.96-2,090,448.21

Finding the Fourth Proportional to 3,809,266.18, 5,256,938.96 and 2,090,448.21

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Solution

The fourth proportional to 3,809,266.18, 5,256,938.96 and 2,090,448.21 is: 2,884,901.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,809,266.18 : 5,256,938.96 = 2,090,448.21 : x
  2. Step 2: Convert to fraction form
    3,809,266.18/5,256,938.96 = 2,090,448.21/x
  3. Step 3: Cross multiply
    3,809,266.18x = 5,256,938.96 × 2,090,448.21
  4. Step 4: Simplify right side
    3,809,266.18x = 10,989,358,639,011.26
  5. Step 5: Solve for x
    x = 10,989,358,639,011.26/3,809,266.18
  6. Step 6: Final answer
    x = 2,884,901.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.