Home / 1,525,093.20-2,286,983.70-766,641.60

Finding the Fourth Proportional to 1,525,093.20, 2,286,983.70 and 766,641.60

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Solution

The fourth proportional to 1,525,093.20, 2,286,983.70 and 766,641.60 is: 1,149,632.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,093.20 : 2,286,983.70 = 766,641.60 : x
  2. Step 2: Convert to fraction form
    1,525,093.20/2,286,983.70 = 766,641.60/x
  3. Step 3: Cross multiply
    1,525,093.20x = 2,286,983.70 × 766,641.60
  4. Step 4: Simplify right side
    1,525,093.20x = 1,753,296,842,941.92
  5. Step 5: Solve for x
    x = 1,753,296,842,941.92/1,525,093.20
  6. Step 6: Final answer
    x = 1,149,632.59

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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.