Home / 1,232,821.68-1,701,300.21-688,966.55

Finding the Fourth Proportional to 1,232,821.68, 1,701,300.21 and 688,966.55

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Solution

The fourth proportional to 1,232,821.68, 1,701,300.21 and 688,966.55 is: 950,777.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,821.68 : 1,701,300.21 = 688,966.55 : x
  2. Step 2: Convert to fraction form
    1,232,821.68/1,701,300.21 = 688,966.55/x
  3. Step 3: Cross multiply
    1,232,821.68x = 1,701,300.21 × 688,966.55
  4. Step 4: Simplify right side
    1,232,821.68x = 1,172,138,932,753.14
  5. Step 5: Solve for x
    x = 1,172,138,932,753.14/1,232,821.68
  6. Step 6: Final answer
    x = 950,777.36

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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.