Home / 1,351,313.43-1,864,783.76-739,463.73

Finding the Fourth Proportional to 1,351,313.43, 1,864,783.76 and 739,463.73

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Solution

The fourth proportional to 1,351,313.43, 1,864,783.76 and 739,463.73 is: 1,020,444.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351,313.43 : 1,864,783.76 = 739,463.73 : x
  2. Step 2: Convert to fraction form
    1,351,313.43/1,864,783.76 = 739,463.73/x
  3. Step 3: Cross multiply
    1,351,313.43x = 1,864,783.76 × 739,463.73
  4. Step 4: Simplify right side
    1,351,313.43x = 1,378,939,948,302.41
  5. Step 5: Solve for x
    x = 1,378,939,948,302.41/1,351,313.43
  6. Step 6: Final answer
    x = 1,020,444.20

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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.