Home / 993,990.96-1,371,671.52-607,453.06

Finding the Fourth Proportional to 993,990.96, 1,371,671.52 and 607,453.06

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Solution

The fourth proportional to 993,990.96, 1,371,671.52 and 607,453.06 is: 838,263.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,990.96 : 1,371,671.52 = 607,453.06 : x
  2. Step 2: Convert to fraction form
    993,990.96/1,371,671.52 = 607,453.06/x
  3. Step 3: Cross multiply
    993,990.96x = 1,371,671.52 × 607,453.06
  4. Step 4: Simplify right side
    993,990.96x = 833,226,062,138.85
  5. Step 5: Solve for x
    x = 833,226,062,138.85/993,990.96
  6. Step 6: Final answer
    x = 838,263.22

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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.