Home / 1,670,764.22-2,505,744.92-771,341.84

Finding the Fourth Proportional to 1,670,764.22, 2,505,744.92 and 771,341.84

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Solution

The fourth proportional to 1,670,764.22, 2,505,744.92 and 771,341.84 is: 1,156,827.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,764.22 : 2,505,744.92 = 771,341.84 : x
  2. Step 2: Convert to fraction form
    1,670,764.22/2,505,744.92 = 771,341.84/x
  3. Step 3: Cross multiply
    1,670,764.22x = 2,505,744.92 × 771,341.84
  4. Step 4: Simplify right side
    1,670,764.22x = 1,932,785,895,959.63
  5. Step 5: Solve for x
    x = 1,932,785,895,959.63/1,670,764.22
  6. Step 6: Final answer
    x = 1,156,827.44

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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.