Home / 1,017,309.62-1,525,507.20-731,803.59

Finding the Fourth Proportional to 1,017,309.62, 1,525,507.20 and 731,803.59

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Solution

The fourth proportional to 1,017,309.62, 1,525,507.20 and 731,803.59 is: 1,097,376.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,309.62 : 1,525,507.20 = 731,803.59 : x
  2. Step 2: Convert to fraction form
    1,017,309.62/1,525,507.20 = 731,803.59/x
  3. Step 3: Cross multiply
    1,017,309.62x = 1,525,507.20 × 731,803.59
  4. Step 4: Simplify right side
    1,017,309.62x = 1,116,371,645,530.85
  5. Step 5: Solve for x
    x = 1,116,371,645,530.85/1,017,309.62
  6. Step 6: Final answer
    x = 1,097,376.48

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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.