Home / 1,665,691.02-2,499,531.93-1,530,173.57

Finding the Fourth Proportional to 1,665,691.02, 2,499,531.93 and 1,530,173.57

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Solution

The fourth proportional to 1,665,691.02, 2,499,531.93 and 1,530,173.57 is: 2,296,174.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,691.02 : 2,499,531.93 = 1,530,173.57 : x
  2. Step 2: Convert to fraction form
    1,665,691.02/2,499,531.93 = 1,530,173.57/x
  3. Step 3: Cross multiply
    1,665,691.02x = 2,499,531.93 × 1,530,173.57
  4. Step 4: Simplify right side
    1,665,691.02x = 3,824,717,684,159.43
  5. Step 5: Solve for x
    x = 3,824,717,684,159.43/1,665,691.02
  6. Step 6: Final answer
    x = 2,296,174.76

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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.