Home / 1,480,894.32-2,221,424.55-415,853.31

Finding the Fourth Proportional to 1,480,894.32, 2,221,424.55 and 415,853.31

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Solution

The fourth proportional to 1,480,894.32, 2,221,424.55 and 415,853.31 is: 623,803.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,894.32 : 2,221,424.55 = 415,853.31 : x
  2. Step 2: Convert to fraction form
    1,480,894.32/2,221,424.55 = 415,853.31/x
  3. Step 3: Cross multiply
    1,480,894.32x = 2,221,424.55 × 415,853.31
  4. Step 4: Simplify right side
    1,480,894.32x = 923,786,752,032.76
  5. Step 5: Solve for x
    x = 923,786,752,032.76/1,480,894.32
  6. Step 6: Final answer
    x = 623,803.29

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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.