Home / 1,197,102.60-1,795,669.70-398,384.28

Finding the Fourth Proportional to 1,197,102.60, 1,795,669.70 and 398,384.28

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Solution

The fourth proportional to 1,197,102.60, 1,795,669.70 and 398,384.28 is: 597,581.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,102.60 : 1,795,669.70 = 398,384.28 : x
  2. Step 2: Convert to fraction form
    1,197,102.60/1,795,669.70 = 398,384.28/x
  3. Step 3: Cross multiply
    1,197,102.60x = 1,795,669.70 × 398,384.28
  4. Step 4: Simplify right side
    1,197,102.60x = 715,366,578,560.40
  5. Step 5: Solve for x
    x = 715,366,578,560.40/1,197,102.60
  6. Step 6: Final answer
    x = 597,581.68

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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.