Home / 5,168,634.51-7,754,678.15-2,289,610.20

Finding the Fourth Proportional to 5,168,634.51, 7,754,678.15 and 2,289,610.20

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Solution

The fourth proportional to 5,168,634.51, 7,754,678.15 and 2,289,610.20 is: 3,435,180.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,168,634.51 : 7,754,678.15 = 2,289,610.20 : x
  2. Step 2: Convert to fraction form
    5,168,634.51/7,754,678.15 = 2,289,610.20/x
  3. Step 3: Cross multiply
    5,168,634.51x = 7,754,678.15 × 2,289,610.20
  4. Step 4: Simplify right side
    5,168,634.51x = 17,755,190,178,509.08
  5. Step 5: Solve for x
    x = 17,755,190,178,509.08/5,168,634.51
  6. Step 6: Final answer
    x = 3,435,180.05

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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.