Home / 1,292,239.17-1,783,289.93-719,267.04

Finding the Fourth Proportional to 1,292,239.17, 1,783,289.93 and 719,267.04

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Solution

The fourth proportional to 1,292,239.17, 1,783,289.93 and 719,267.04 is: 992,588.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,239.17 : 1,783,289.93 = 719,267.04 : x
  2. Step 2: Convert to fraction form
    1,292,239.17/1,783,289.93 = 719,267.04/x
  3. Step 3: Cross multiply
    1,292,239.17x = 1,783,289.93 × 719,267.04
  4. Step 4: Simplify right side
    1,292,239.17x = 1,282,661,665,816.57
  5. Step 5: Solve for x
    x = 1,282,661,665,816.57/1,292,239.17
  6. Step 6: Final answer
    x = 992,588.44

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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.