Home / 1,218,388.24-1,829,259.47-619,754.50

Finding the Fourth Proportional to 1,218,388.24, 1,829,259.47 and 619,754.50

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Solution

The fourth proportional to 1,218,388.24, 1,829,259.47 and 619,754.50 is: 930,484.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,388.24 : 1,829,259.47 = 619,754.50 : x
  2. Step 2: Convert to fraction form
    1,218,388.24/1,829,259.47 = 619,754.50/x
  3. Step 3: Cross multiply
    1,218,388.24x = 1,829,259.47 × 619,754.50
  4. Step 4: Simplify right side
    1,218,388.24x = 1,133,691,788,200.12
  5. Step 5: Solve for x
    x = 1,133,691,788,200.12/1,218,388.24
  6. Step 6: Final answer
    x = 930,484.84

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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.