Home / 1,520,675.40-2,098,312.38-841,610.28

Finding the Fourth Proportional to 1,520,675.40, 2,098,312.38 and 841,610.28

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Solution

The fourth proportional to 1,520,675.40, 2,098,312.38 and 841,610.28 is: 1,161,300.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520,675.40 : 2,098,312.38 = 841,610.28 : x
  2. Step 2: Convert to fraction form
    1,520,675.40/2,098,312.38 = 841,610.28/x
  3. Step 3: Cross multiply
    1,520,675.40x = 2,098,312.38 × 841,610.28
  4. Step 4: Simplify right side
    1,520,675.40x = 1,765,961,269,659.27
  5. Step 5: Solve for x
    x = 1,765,961,269,659.27/1,520,675.40
  6. Step 6: Final answer
    x = 1,161,300.61

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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.