Home / 1,054,623.22-1,581,683.92-455,256.42

Finding the Fourth Proportional to 1,054,623.22, 1,581,683.92 and 455,256.42

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Solution

The fourth proportional to 1,054,623.22, 1,581,683.92 and 455,256.42 is: 682,776.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,623.22 : 1,581,683.92 = 455,256.42 : x
  2. Step 2: Convert to fraction form
    1,054,623.22/1,581,683.92 = 455,256.42/x
  3. Step 3: Cross multiply
    1,054,623.22x = 1,581,683.92 × 455,256.42
  4. Step 4: Simplify right side
    1,054,623.22x = 720,071,758,990.77
  5. Step 5: Solve for x
    x = 720,071,758,990.77/1,054,623.22
  6. Step 6: Final answer
    x = 682,776.32

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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.