Home / 1,197,809.90-1,796,714.85-1,111,204.70

Finding the Fourth Proportional to 1,197,809.90, 1,796,714.85 and 1,111,204.70

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Solution

The fourth proportional to 1,197,809.90, 1,796,714.85 and 1,111,204.70 is: 1,666,807.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,809.90 : 1,796,714.85 = 1,111,204.70 : x
  2. Step 2: Convert to fraction form
    1,197,809.90/1,796,714.85 = 1,111,204.70/x
  3. Step 3: Cross multiply
    1,197,809.90x = 1,796,714.85 × 1,111,204.70
  4. Step 4: Simplify right side
    1,197,809.90x = 1,996,517,985,879.80
  5. Step 5: Solve for x
    x = 1,996,517,985,879.80/1,197,809.90
  6. Step 6: Final answer
    x = 1,666,807.05

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Similar ratio
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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.