Home / 1,606,406.58-2,216,827.98-871,359.03

Finding the Fourth Proportional to 1,606,406.58, 2,216,827.98 and 871,359.03

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Solution

The fourth proportional to 1,606,406.58, 2,216,827.98 and 871,359.03 is: 1,202,468.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606,406.58 : 2,216,827.98 = 871,359.03 : x
  2. Step 2: Convert to fraction form
    1,606,406.58/2,216,827.98 = 871,359.03/x
  3. Step 3: Cross multiply
    1,606,406.58x = 2,216,827.98 × 871,359.03
  4. Step 4: Simplify right side
    1,606,406.58x = 1,931,653,078,329.66
  5. Step 5: Solve for x
    x = 1,931,653,078,329.66/1,606,406.58
  6. Step 6: Final answer
    x = 1,202,468.36

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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.