Home / 1,472,781-2,208,920.94-407,573.52

Finding the Fourth Proportional to 1,472,781, 2,208,920.94 and 407,573.52

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Solution

The fourth proportional to 1,472,781, 2,208,920.94 and 407,573.52 is: 611,290.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,781 : 2,208,920.94 = 407,573.52 : x
  2. Step 2: Convert to fraction form
    1,472,781/2,208,920.94 = 407,573.52/x
  3. Step 3: Cross multiply
    1,472,781x = 2,208,920.94 × 407,573.52
  4. Step 4: Simplify right side
    1,472,781x = 900,297,682,917.51
  5. Step 5: Solve for x
    x = 900,297,682,917.51/1,472,781
  6. Step 6: Final answer
    x = 611,290.94

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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.