Home / 1,030,122.56-1,545,405.28-347,077.31

Finding the Fourth Proportional to 1,030,122.56, 1,545,405.28 and 347,077.31

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Solution

The fourth proportional to 1,030,122.56, 1,545,405.28 and 347,077.31 is: 520,690.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,122.56 : 1,545,405.28 = 347,077.31 : x
  2. Step 2: Convert to fraction form
    1,030,122.56/1,545,405.28 = 347,077.31/x
  3. Step 3: Cross multiply
    1,030,122.56x = 1,545,405.28 × 347,077.31
  4. Step 4: Simplify right side
    1,030,122.56x = 536,375,098,847.48
  5. Step 5: Solve for x
    x = 536,375,098,847.48/1,030,122.56
  6. Step 6: Final answer
    x = 520,690.56

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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.