Home / 1,113,805.53-1,670,694.18-355,637.38

Finding the Fourth Proportional to 1,113,805.53, 1,670,694.18 and 355,637.38

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Solution

The fourth proportional to 1,113,805.53, 1,670,694.18 and 355,637.38 is: 533,451.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,805.53 : 1,670,694.18 = 355,637.38 : x
  2. Step 2: Convert to fraction form
    1,113,805.53/1,670,694.18 = 355,637.38/x
  3. Step 3: Cross multiply
    1,113,805.53x = 1,670,694.18 × 355,637.38
  4. Step 4: Simplify right side
    1,113,805.53x = 594,161,300,956.45
  5. Step 5: Solve for x
    x = 594,161,300,956.45/1,113,805.53
  6. Step 6: Final answer
    x = 533,451.56

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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.