Home / 1,521,664.76-2,282,847.06-456,726.98

Finding the Fourth Proportional to 1,521,664.76, 2,282,847.06 and 456,726.98

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Solution

The fourth proportional to 1,521,664.76, 2,282,847.06 and 456,726.98 is: 685,195.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,664.76 : 2,282,847.06 = 456,726.98 : x
  2. Step 2: Convert to fraction form
    1,521,664.76/2,282,847.06 = 456,726.98/x
  3. Step 3: Cross multiply
    1,521,664.76x = 2,282,847.06 × 456,726.98
  4. Step 4: Simplify right side
    1,521,664.76x = 1,042,637,843,515.68
  5. Step 5: Solve for x
    x = 1,042,637,843,515.68/1,521,664.76
  6. Step 6: Final answer
    x = 685,195.50

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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.