Home / 1,104,572.28-1,524,300.13-621,127.12

Finding the Fourth Proportional to 1,104,572.28, 1,524,300.13 and 621,127.12

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Solution

The fourth proportional to 1,104,572.28, 1,524,300.13 and 621,127.12 is: 857,150.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,572.28 : 1,524,300.13 = 621,127.12 : x
  2. Step 2: Convert to fraction form
    1,104,572.28/1,524,300.13 = 621,127.12/x
  3. Step 3: Cross multiply
    1,104,572.28x = 1,524,300.13 × 621,127.12
  4. Step 4: Simplify right side
    1,104,572.28x = 946,784,149,762.53
  5. Step 5: Solve for x
    x = 946,784,149,762.53/1,104,572.28
  6. Step 6: Final answer
    x = 857,150.02

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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.