Home / 1,815,943.28-2,723,907.62-553,767.26

Finding the Fourth Proportional to 1,815,943.28, 2,723,907.62 and 553,767.26

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Solution

The fourth proportional to 1,815,943.28, 2,723,907.62 and 553,767.26 is: 830,648.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,943.28 : 2,723,907.62 = 553,767.26 : x
  2. Step 2: Convert to fraction form
    1,815,943.28/2,723,907.62 = 553,767.26/x
  3. Step 3: Cross multiply
    1,815,943.28x = 2,723,907.62 × 553,767.26
  4. Step 4: Simplify right side
    1,815,943.28x = 1,508,410,846,985.40
  5. Step 5: Solve for x
    x = 1,508,410,846,985.40/1,815,943.28
  6. Step 6: Final answer
    x = 830,648.66

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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.