Home / 3,429,569.74-5,144,356.83-870,976.57

Finding the Fourth Proportional to 3,429,569.74, 5,144,356.83 and 870,976.57

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Solution

The fourth proportional to 3,429,569.74, 5,144,356.83 and 870,976.57 is: 1,306,465.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429,569.74 : 5,144,356.83 = 870,976.57 : x
  2. Step 2: Convert to fraction form
    3,429,569.74/5,144,356.83 = 870,976.57/x
  3. Step 3: Cross multiply
    3,429,569.74x = 5,144,356.83 × 870,976.57
  4. Step 4: Simplify right side
    3,429,569.74x = 4,480,614,266,649.47
  5. Step 5: Solve for x
    x = 4,480,614,266,649.47/3,429,569.74
  6. Step 6: Final answer
    x = 1,306,465.42

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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.