Home / 1,787,479.58-2,681,384.70-508,113.74

Finding the Fourth Proportional to 1,787,479.58, 2,681,384.70 and 508,113.74

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Solution

The fourth proportional to 1,787,479.58, 2,681,384.70 and 508,113.74 is: 762,217.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,479.58 : 2,681,384.70 = 508,113.74 : x
  2. Step 2: Convert to fraction form
    1,787,479.58/2,681,384.70 = 508,113.74/x
  3. Step 3: Cross multiply
    1,787,479.58x = 2,681,384.70 × 508,113.74
  4. Step 4: Simplify right side
    1,787,479.58x = 1,362,448,408,295.78
  5. Step 5: Solve for x
    x = 1,362,448,408,295.78/1,787,479.58
  6. Step 6: Final answer
    x = 762,217.61

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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.