Home / 1,663,760.31-2,295,989.23-899,813.88

Finding the Fourth Proportional to 1,663,760.31, 2,295,989.23 and 899,813.88

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Solution

The fourth proportional to 1,663,760.31, 2,295,989.23 and 899,813.88 is: 1,241,743.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,760.31 : 2,295,989.23 = 899,813.88 : x
  2. Step 2: Convert to fraction form
    1,663,760.31/2,295,989.23 = 899,813.88/x
  3. Step 3: Cross multiply
    1,663,760.31x = 2,295,989.23 × 899,813.88
  4. Step 4: Simplify right side
    1,663,760.31x = 2,065,962,977,484.51
  5. Step 5: Solve for x
    x = 2,065,962,977,484.51/1,663,760.31
  6. Step 6: Final answer
    x = 1,241,743.16

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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.