Home / 1,117,737-1,542,477.24-608,443.20

Finding the Fourth Proportional to 1,117,737, 1,542,477.24 and 608,443.20

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Solution

The fourth proportional to 1,117,737, 1,542,477.24 and 608,443.20 is: 839,651.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,737 : 1,542,477.24 = 608,443.20 : x
  2. Step 2: Convert to fraction form
    1,117,737/1,542,477.24 = 608,443.20/x
  3. Step 3: Cross multiply
    1,117,737x = 1,542,477.24 × 608,443.20
  4. Step 4: Simplify right side
    1,117,737x = 938,509,787,832.77
  5. Step 5: Solve for x
    x = 938,509,787,832.77/1,117,737
  6. Step 6: Final answer
    x = 839,651.71

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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.