Home / 1,018,134.53-1,527,534-485,586.37

Finding the Fourth Proportional to 1,018,134.53, 1,527,534 and 485,586.37

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Solution

The fourth proportional to 1,018,134.53, 1,527,534 and 485,586.37 is: 728,538.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,134.53 : 1,527,534 = 485,586.37 : x
  2. Step 2: Convert to fraction form
    1,018,134.53/1,527,534 = 485,586.37/x
  3. Step 3: Cross multiply
    1,018,134.53x = 1,527,534 × 485,586.37
  4. Step 4: Simplify right side
    1,018,134.53x = 741,749,686,292.75
  5. Step 5: Solve for x
    x = 741,749,686,292.75/1,018,134.53
  6. Step 6: Final answer
    x = 728,538.00

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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.