Home / 4,726,929.45-7,090,645.61-1,488,720.36

Finding the Fourth Proportional to 4,726,929.45, 7,090,645.61 and 1,488,720.36

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Solution

The fourth proportional to 4,726,929.45, 7,090,645.61 and 1,488,720.36 is: 2,233,159.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,726,929.45 : 7,090,645.61 = 1,488,720.36 : x
  2. Step 2: Convert to fraction form
    4,726,929.45/7,090,645.61 = 1,488,720.36/x
  3. Step 3: Cross multiply
    4,726,929.45x = 7,090,645.61 × 1,488,720.36
  4. Step 4: Simplify right side
    4,726,929.45x = 10,555,988,485,151.62
  5. Step 5: Solve for x
    x = 10,555,988,485,151.62/4,726,929.45
  6. Step 6: Final answer
    x = 2,233,159.73

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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.