Home / 1,232,053.56-1,700,215.50-688,199.16

Finding the Fourth Proportional to 1,232,053.56, 1,700,215.50 and 688,199.16

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Solution

The fourth proportional to 1,232,053.56, 1,700,215.50 and 688,199.16 is: 949,704.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,053.56 : 1,700,215.50 = 688,199.16 : x
  2. Step 2: Convert to fraction form
    1,232,053.56/1,700,215.50 = 688,199.16/x
  3. Step 3: Cross multiply
    1,232,053.56x = 1,700,215.50 × 688,199.16
  4. Step 4: Simplify right side
    1,232,053.56x = 1,170,086,878,918.98
  5. Step 5: Solve for x
    x = 1,170,086,878,918.98/1,232,053.56
  6. Step 6: Final answer
    x = 949,704.56

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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.