Home / 1,190,527.84-1,786,967.88-622,471.60

Finding the Fourth Proportional to 1,190,527.84, 1,786,967.88 and 622,471.60

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Solution

The fourth proportional to 1,190,527.84, 1,786,967.88 and 622,471.60 is: 934,322.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,527.84 : 1,786,967.88 = 622,471.60 : x
  2. Step 2: Convert to fraction form
    1,190,527.84/1,786,967.88 = 622,471.60/x
  3. Step 3: Cross multiply
    1,190,527.84x = 1,786,967.88 × 622,471.60
  4. Step 4: Simplify right side
    1,190,527.84x = 1,112,336,755,412.21
  5. Step 5: Solve for x
    x = 1,112,336,755,412.21/1,190,527.84
  6. Step 6: Final answer
    x = 934,322.34

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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.