Home / 1,427,548.76-2,136,319.46-1,023,186.81

Finding the Fourth Proportional to 1,427,548.76, 2,136,319.46 and 1,023,186.81

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Solution

The fourth proportional to 1,427,548.76, 2,136,319.46 and 1,023,186.81 is: 1,531,193.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,548.76 : 2,136,319.46 = 1,023,186.81 : x
  2. Step 2: Convert to fraction form
    1,427,548.76/2,136,319.46 = 1,023,186.81/x
  3. Step 3: Cross multiply
    1,427,548.76x = 2,136,319.46 × 1,023,186.81
  4. Step 4: Simplify right side
    1,427,548.76x = 2,185,853,899,897.56
  5. Step 5: Solve for x
    x = 2,185,853,899,897.56/1,427,548.76
  6. Step 6: Final answer
    x = 1,531,193.86

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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.