Home / 1,232,062.02-1,700,194.59-688,195.26

Finding the Fourth Proportional to 1,232,062.02, 1,700,194.59 and 688,195.26

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Solution

The fourth proportional to 1,232,062.02, 1,700,194.59 and 688,195.26 is: 949,680.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,062.02 : 1,700,194.59 = 688,195.26 : x
  2. Step 2: Convert to fraction form
    1,232,062.02/1,700,194.59 = 688,195.26/x
  3. Step 3: Cross multiply
    1,232,062.02x = 1,700,194.59 × 688,195.26
  4. Step 4: Simplify right side
    1,232,062.02x = 1,170,065,857,915.64
  5. Step 5: Solve for x
    x = 1,170,065,857,915.64/1,232,062.02
  6. Step 6: Final answer
    x = 949,680.97

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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.