Home / 1,545,707.64-2,132,672.96-892,173.72

Finding the Fourth Proportional to 1,545,707.64, 2,132,672.96 and 892,173.72

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Solution

The fourth proportional to 1,545,707.64, 2,132,672.96 and 892,173.72 is: 1,230,966.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,707.64 : 2,132,672.96 = 892,173.72 : x
  2. Step 2: Convert to fraction form
    1,545,707.64/2,132,672.96 = 892,173.72/x
  3. Step 3: Cross multiply
    1,545,707.64x = 2,132,672.96 × 892,173.72
  4. Step 4: Simplify right side
    1,545,707.64x = 1,902,714,768,266.61
  5. Step 5: Solve for x
    x = 1,902,714,768,266.61/1,545,707.64
  6. Step 6: Final answer
    x = 1,230,966.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.