Home / 1,335,384.94-2,001,677.72-493,399.66

Finding the Fourth Proportional to 1,335,384.94, 2,001,677.72 and 493,399.66

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Solution

The fourth proportional to 1,335,384.94, 2,001,677.72 and 493,399.66 is: 739,582.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,384.94 : 2,001,677.72 = 493,399.66 : x
  2. Step 2: Convert to fraction form
    1,335,384.94/2,001,677.72 = 493,399.66/x
  3. Step 3: Cross multiply
    1,335,384.94x = 2,001,677.72 × 493,399.66
  4. Step 4: Simplify right side
    1,335,384.94x = 987,627,106,477.58
  5. Step 5: Solve for x
    x = 987,627,106,477.58/1,335,384.94
  6. Step 6: Final answer
    x = 739,582.33

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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.