Home / 1,519,048.69-2,279,694.48-720,332.94

Finding the Fourth Proportional to 1,519,048.69, 2,279,694.48 and 720,332.94

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Solution

The fourth proportional to 1,519,048.69, 2,279,694.48 and 720,332.94 is: 1,081,031.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519,048.69 : 2,279,694.48 = 720,332.94 : x
  2. Step 2: Convert to fraction form
    1,519,048.69/2,279,694.48 = 720,332.94/x
  3. Step 3: Cross multiply
    1,519,048.69x = 2,279,694.48 × 720,332.94
  4. Step 4: Simplify right side
    1,519,048.69x = 1,642,139,027,080.17
  5. Step 5: Solve for x
    x = 1,642,139,027,080.17/1,519,048.69
  6. Step 6: Final answer
    x = 1,081,031.20

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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.