Home / 1,137,665.46-1,705,837.98-538,621.56

Finding the Fourth Proportional to 1,137,665.46, 1,705,837.98 and 538,621.56

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Solution

The fourth proportional to 1,137,665.46, 1,705,837.98 and 538,621.56 is: 807,619.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,665.46 : 1,705,837.98 = 538,621.56 : x
  2. Step 2: Convert to fraction form
    1,137,665.46/1,705,837.98 = 538,621.56/x
  3. Step 3: Cross multiply
    1,137,665.46x = 1,705,837.98 × 538,621.56
  4. Step 4: Simplify right side
    1,137,665.46x = 918,801,113,894.85
  5. Step 5: Solve for x
    x = 918,801,113,894.85/1,137,665.46
  6. Step 6: Final answer
    x = 807,619.77

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.