Home / 1,516,099.40-2,092,400.64-862,884.25

Finding the Fourth Proportional to 1,516,099.40, 2,092,400.64 and 862,884.25

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Solution

The fourth proportional to 1,516,099.40, 2,092,400.64 and 862,884.25 is: 1,190,884.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,099.40 : 2,092,400.64 = 862,884.25 : x
  2. Step 2: Convert to fraction form
    1,516,099.40/2,092,400.64 = 862,884.25/x
  3. Step 3: Cross multiply
    1,516,099.40x = 2,092,400.64 × 862,884.25
  4. Step 4: Simplify right side
    1,516,099.40x = 1,805,499,548,772.48
  5. Step 5: Solve for x
    x = 1,805,499,548,772.48/1,516,099.40
  6. Step 6: Final answer
    x = 1,190,884.68

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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.