Home / 1,598,192.72-2,205,573-919,129.76

Finding the Fourth Proportional to 1,598,192.72, 2,205,573 and 919,129.76

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Solution

The fourth proportional to 1,598,192.72, 2,205,573 and 919,129.76 is: 1,268,437.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,598,192.72 : 2,205,573 = 919,129.76 : x
  2. Step 2: Convert to fraction form
    1,598,192.72/2,205,573 = 919,129.76/x
  3. Step 3: Cross multiply
    1,598,192.72x = 2,205,573 × 919,129.76
  4. Step 4: Simplify right side
    1,598,192.72x = 2,027,207,782,152.48
  5. Step 5: Solve for x
    x = 2,027,207,782,152.48/1,598,192.72
  6. Step 6: Final answer
    x = 1,268,437.63

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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.