Home / 5,090,279.44-7,024,406.36-2,798,423.28

Finding the Fourth Proportional to 5,090,279.44, 7,024,406.36 and 2,798,423.28

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Solution

The fourth proportional to 5,090,279.44, 7,024,406.36 and 2,798,423.28 is: 3,861,725.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,090,279.44 : 7,024,406.36 = 2,798,423.28 : x
  2. Step 2: Convert to fraction form
    5,090,279.44/7,024,406.36 = 2,798,423.28/x
  3. Step 3: Cross multiply
    5,090,279.44x = 7,024,406.36 × 2,798,423.28
  4. Step 4: Simplify right side
    5,090,279.44x = 19,657,262,286,004.06
  5. Step 5: Solve for x
    x = 19,657,262,286,004.06/5,090,279.44
  6. Step 6: Final answer
    x = 3,861,725.57

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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.