Home / 1,527,672.25-2,291,493.78-928,798.75

Finding the Fourth Proportional to 1,527,672.25, 2,291,493.78 and 928,798.75

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Solution

The fourth proportional to 1,527,672.25, 2,291,493.78 and 928,798.75 is: 1,393,189.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527,672.25 : 2,291,493.78 = 928,798.75 : x
  2. Step 2: Convert to fraction form
    1,527,672.25/2,291,493.78 = 928,798.75/x
  3. Step 3: Cross multiply
    1,527,672.25x = 2,291,493.78 × 928,798.75
  4. Step 4: Simplify right side
    1,527,672.25x = 2,128,336,558,496.78
  5. Step 5: Solve for x
    x = 2,128,336,558,496.78/1,527,672.25
  6. Step 6: Final answer
    x = 1,393,189.25

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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.