Home / 1,210,467.33-1,815,700.98-369,011.79

Finding the Fourth Proportional to 1,210,467.33, 1,815,700.98 and 369,011.79

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Solution

The fourth proportional to 1,210,467.33, 1,815,700.98 and 369,011.79 is: 553,517.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,467.33 : 1,815,700.98 = 369,011.79 : x
  2. Step 2: Convert to fraction form
    1,210,467.33/1,815,700.98 = 369,011.79/x
  3. Step 3: Cross multiply
    1,210,467.33x = 1,815,700.98 × 369,011.79
  4. Step 4: Simplify right side
    1,210,467.33x = 670,015,068,734.55
  5. Step 5: Solve for x
    x = 670,015,068,734.55/1,210,467.33
  6. Step 6: Final answer
    x = 553,517.68

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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.