Home / 810,599.90-1,118,047.70-568,936.40

Finding the Fourth Proportional to 810,599.90, 1,118,047.70 and 568,936.40

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Solution

The fourth proportional to 810,599.90, 1,118,047.70 and 568,936.40 is: 784,725.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,599.90 : 1,118,047.70 = 568,936.40 : x
  2. Step 2: Convert to fraction form
    810,599.90/1,118,047.70 = 568,936.40/x
  3. Step 3: Cross multiply
    810,599.90x = 1,118,047.70 × 568,936.40
  4. Step 4: Simplify right side
    810,599.90x = 636,098,033,466.28
  5. Step 5: Solve for x
    x = 636,098,033,466.28/810,599.90
  6. Step 6: Final answer
    x = 784,725.03

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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.