Home / 1,197,378.85-1,652,359.39-653,518.53

Finding the Fourth Proportional to 1,197,378.85, 1,652,359.39 and 653,518.53

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Solution

The fourth proportional to 1,197,378.85, 1,652,359.39 and 653,518.53 is: 901,842.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,378.85 : 1,652,359.39 = 653,518.53 : x
  2. Step 2: Convert to fraction form
    1,197,378.85/1,652,359.39 = 653,518.53/x
  3. Step 3: Cross multiply
    1,197,378.85x = 1,652,359.39 × 653,518.53
  4. Step 4: Simplify right side
    1,197,378.85x = 1,079,847,484,147.05
  5. Step 5: Solve for x
    x = 1,079,847,484,147.05/1,197,378.85
  6. Step 6: Final answer
    x = 901,842.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.