Home / 1,623,598.78-2,240,532.79-898,446.09

Finding the Fourth Proportional to 1,623,598.78, 2,240,532.79 and 898,446.09

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Solution

The fourth proportional to 1,623,598.78, 2,240,532.79 and 898,446.09 is: 1,239,837.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,598.78 : 2,240,532.79 = 898,446.09 : x
  2. Step 2: Convert to fraction form
    1,623,598.78/2,240,532.79 = 898,446.09/x
  3. Step 3: Cross multiply
    1,623,598.78x = 2,240,532.79 × 898,446.09
  4. Step 4: Simplify right side
    1,623,598.78x = 2,012,997,924,692.29
  5. Step 5: Solve for x
    x = 2,012,997,924,692.29/1,623,598.78
  6. Step 6: Final answer
    x = 1,239,837.05

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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.