Home / 3,116,979.23-4,301,389.17-1,740,344.13

Finding the Fourth Proportional to 3,116,979.23, 4,301,389.17 and 1,740,344.13

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Solution

The fourth proportional to 3,116,979.23, 4,301,389.17 and 1,740,344.13 is: 2,401,651.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116,979.23 : 4,301,389.17 = 1,740,344.13 : x
  2. Step 2: Convert to fraction form
    3,116,979.23/4,301,389.17 = 1,740,344.13/x
  3. Step 3: Cross multiply
    3,116,979.23x = 4,301,389.17 × 1,740,344.13
  4. Step 4: Simplify right side
    3,116,979.23x = 7,485,897,392,855.07
  5. Step 5: Solve for x
    x = 7,485,897,392,855.07/3,116,979.23
  6. Step 6: Final answer
    x = 2,401,651.36

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1.5x scale

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.