Home / 1,847,728.60-2,771,204.10-782,805.40

Finding the Fourth Proportional to 1,847,728.60, 2,771,204.10 and 782,805.40

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Solution

The fourth proportional to 1,847,728.60, 2,771,204.10 and 782,805.40 is: 1,174,043.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,847,728.60 : 2,771,204.10 = 782,805.40 : x
  2. Step 2: Convert to fraction form
    1,847,728.60/2,771,204.10 = 782,805.40/x
  3. Step 3: Cross multiply
    1,847,728.60x = 2,771,204.10 × 782,805.40
  4. Step 4: Simplify right side
    1,847,728.60x = 2,169,313,533,982.14
  5. Step 5: Solve for x
    x = 2,169,313,533,982.14/1,847,728.60
  6. Step 6: Final answer
    x = 1,174,043.38

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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.