Home / 1,572,739.50-2,356,103.82-1,318,201.41

Finding the Fourth Proportional to 1,572,739.50, 2,356,103.82 and 1,318,201.41

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Solution

The fourth proportional to 1,572,739.50, 2,356,103.82 and 1,318,201.41 is: 1,974,783.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572,739.50 : 2,356,103.82 = 1,318,201.41 : x
  2. Step 2: Convert to fraction form
    1,572,739.50/2,356,103.82 = 1,318,201.41/x
  3. Step 3: Cross multiply
    1,572,739.50x = 2,356,103.82 × 1,318,201.41
  4. Step 4: Simplify right side
    1,572,739.50x = 3,105,819,377,630.39
  5. Step 5: Solve for x
    x = 3,105,819,377,630.39/1,572,739.50
  6. Step 6: Final answer
    x = 1,974,783.10

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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.