Home / 1,124,047.13-1,551,091.27-633,989.64

Finding the Fourth Proportional to 1,124,047.13, 1,551,091.27 and 633,989.64

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Solution

The fourth proportional to 1,124,047.13, 1,551,091.27 and 633,989.64 is: 874,852.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,047.13 : 1,551,091.27 = 633,989.64 : x
  2. Step 2: Convert to fraction form
    1,124,047.13/1,551,091.27 = 633,989.64/x
  3. Step 3: Cross multiply
    1,124,047.13x = 1,551,091.27 × 633,989.64
  4. Step 4: Simplify right side
    1,124,047.13x = 983,375,794,289.47
  5. Step 5: Solve for x
    x = 983,375,794,289.47/1,124,047.13
  6. Step 6: Final answer
    x = 874,852.81

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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.