Home / 1,044,786.80-1,567,698.60-413,721.20

Finding the Fourth Proportional to 1,044,786.80, 1,567,698.60 and 413,721.20

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Solution

The fourth proportional to 1,044,786.80, 1,567,698.60 and 413,721.20 is: 620,787.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,786.80 : 1,567,698.60 = 413,721.20 : x
  2. Step 2: Convert to fraction form
    1,044,786.80/1,567,698.60 = 413,721.20/x
  3. Step 3: Cross multiply
    1,044,786.80x = 1,567,698.60 × 413,721.20
  4. Step 4: Simplify right side
    1,044,786.80x = 648,590,146,030.32
  5. Step 5: Solve for x
    x = 648,590,146,030.32/1,044,786.80
  6. Step 6: Final answer
    x = 620,787.08

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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.