Home / 1,851,702.64-2,777,534.52-1,405,166.65

Finding the Fourth Proportional to 1,851,702.64, 2,777,534.52 and 1,405,166.65

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Solution

The fourth proportional to 1,851,702.64, 2,777,534.52 and 1,405,166.65 is: 2,107,735.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851,702.64 : 2,777,534.52 = 1,405,166.65 : x
  2. Step 2: Convert to fraction form
    1,851,702.64/2,777,534.52 = 1,405,166.65/x
  3. Step 3: Cross multiply
    1,851,702.64x = 2,777,534.52 × 1,405,166.65
  4. Step 4: Simplify right side
    1,851,702.64x = 3,902,898,876,727.76
  5. Step 5: Solve for x
    x = 3,902,898,876,727.76/1,851,702.64
  6. Step 6: Final answer
    x = 2,107,735.22

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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.