Home / 1,074,480.04-1,482,832.74-621,683.56

Finding the Fourth Proportional to 1,074,480.04, 1,482,832.74 and 621,683.56

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Solution

The fourth proportional to 1,074,480.04, 1,482,832.74 and 621,683.56 is: 857,952.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,480.04 : 1,482,832.74 = 621,683.56 : x
  2. Step 2: Convert to fraction form
    1,074,480.04/1,482,832.74 = 621,683.56/x
  3. Step 3: Cross multiply
    1,074,480.04x = 1,482,832.74 × 621,683.56
  4. Step 4: Simplify right side
    1,074,480.04x = 921,852,736,687.76
  5. Step 5: Solve for x
    x = 921,852,736,687.76/1,074,480.04
  6. Step 6: Final answer
    x = 857,952.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.