Home / 1,579,179.69-2,368,239.12-513,971.24

Finding the Fourth Proportional to 1,579,179.69, 2,368,239.12 and 513,971.24

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Solution

The fourth proportional to 1,579,179.69, 2,368,239.12 and 513,971.24 is: 770,784.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,179.69 : 2,368,239.12 = 513,971.24 : x
  2. Step 2: Convert to fraction form
    1,579,179.69/2,368,239.12 = 513,971.24/x
  3. Step 3: Cross multiply
    1,579,179.69x = 2,368,239.12 × 513,971.24
  4. Step 4: Simplify right side
    1,579,179.69x = 1,217,206,785,281.71
  5. Step 5: Solve for x
    x = 1,217,206,785,281.71/1,579,179.69
  6. Step 6: Final answer
    x = 770,784.22

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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.