Home / 1,241,638.70-1,862,895.45-610,130.30

Finding the Fourth Proportional to 1,241,638.70, 1,862,895.45 and 610,130.30

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Solution

The fourth proportional to 1,241,638.70, 1,862,895.45 and 610,130.30 is: 915,410.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,638.70 : 1,862,895.45 = 610,130.30 : x
  2. Step 2: Convert to fraction form
    1,241,638.70/1,862,895.45 = 610,130.30/x
  3. Step 3: Cross multiply
    1,241,638.70x = 1,862,895.45 × 610,130.30
  4. Step 4: Simplify right side
    1,241,638.70x = 1,136,608,959,777.14
  5. Step 5: Solve for x
    x = 1,136,608,959,777.14/1,241,638.70
  6. Step 6: Final answer
    x = 915,410.38

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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.