Home / 1,525,068.70-2,285,019.66-1,012,375.78

Finding the Fourth Proportional to 1,525,068.70, 2,285,019.66 and 1,012,375.78

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Solution

The fourth proportional to 1,525,068.70, 2,285,019.66 and 1,012,375.78 is: 1,516,848.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,068.70 : 2,285,019.66 = 1,012,375.78 : x
  2. Step 2: Convert to fraction form
    1,525,068.70/2,285,019.66 = 1,012,375.78/x
  3. Step 3: Cross multiply
    1,525,068.70x = 2,285,019.66 × 1,012,375.78
  4. Step 4: Simplify right side
    1,525,068.70x = 2,313,298,560,607.84
  5. Step 5: Solve for x
    x = 2,313,298,560,607.84/1,525,068.70
  6. Step 6: Final answer
    x = 1,516,848.76

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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.