Home / 1,598,186.85-2,205,564.89-919,123.89

Finding the Fourth Proportional to 1,598,186.85, 2,205,564.89 and 919,123.89

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Solution

The fourth proportional to 1,598,186.85, 2,205,564.89 and 919,123.89 is: 1,268,429.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,598,186.85 : 2,205,564.89 = 919,123.89 : x
  2. Step 2: Convert to fraction form
    1,598,186.85/2,205,564.89 = 919,123.89/x
  3. Step 3: Cross multiply
    1,598,186.85x = 2,205,564.89 × 919,123.89
  4. Step 4: Simplify right side
    1,598,186.85x = 2,027,187,381,344.22
  5. Step 5: Solve for x
    x = 2,027,187,381,344.22/1,598,186.85
  6. Step 6: Final answer
    x = 1,268,429.52

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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.