Home / 1,338,545.69-2,007,063.99-439,746.10

Finding the Fourth Proportional to 1,338,545.69, 2,007,063.99 and 439,746.10

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Solution

The fourth proportional to 1,338,545.69, 2,007,063.99 and 439,746.10 is: 659,371.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,545.69 : 2,007,063.99 = 439,746.10 : x
  2. Step 2: Convert to fraction form
    1,338,545.69/2,007,063.99 = 439,746.10/x
  3. Step 3: Cross multiply
    1,338,545.69x = 2,007,063.99 × 439,746.10
  4. Step 4: Simplify right side
    1,338,545.69x = 882,598,562,052.94
  5. Step 5: Solve for x
    x = 882,598,562,052.94/1,338,545.69
  6. Step 6: Final answer
    x = 659,371.26

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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.