Home / 1,753,215.04-2,629,897.60-688,487.48

Finding the Fourth Proportional to 1,753,215.04, 2,629,897.60 and 688,487.48

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Solution

The fourth proportional to 1,753,215.04, 2,629,897.60 and 688,487.48 is: 1,032,760.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,215.04 : 2,629,897.60 = 688,487.48 : x
  2. Step 2: Convert to fraction form
    1,753,215.04/2,629,897.60 = 688,487.48/x
  3. Step 3: Cross multiply
    1,753,215.04x = 2,629,897.60 × 688,487.48
  4. Step 4: Simplify right side
    1,753,215.04x = 1,810,651,571,282.05
  5. Step 5: Solve for x
    x = 1,810,651,571,282.05/1,753,215.04
  6. Step 6: Final answer
    x = 1,032,760.69

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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.