Home / 1,247,626.04-1,870,634.27-489,544.10

Finding the Fourth Proportional to 1,247,626.04, 1,870,634.27 and 489,544.10

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Solution

The fourth proportional to 1,247,626.04, 1,870,634.27 and 489,544.10 is: 734,000.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,626.04 : 1,870,634.27 = 489,544.10 : x
  2. Step 2: Convert to fraction form
    1,247,626.04/1,870,634.27 = 489,544.10/x
  3. Step 3: Cross multiply
    1,247,626.04x = 1,870,634.27 × 489,544.10
  4. Step 4: Simplify right side
    1,247,626.04x = 915,757,976,790.51
  5. Step 5: Solve for x
    x = 915,757,976,790.51/1,247,626.04
  6. Step 6: Final answer
    x = 734,000.37

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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.