Home / 1,569,157.31-2,165,663.39-871,597.26

Finding the Fourth Proportional to 1,569,157.31, 2,165,663.39 and 871,597.26

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Solution

The fourth proportional to 1,569,157.31, 2,165,663.39 and 871,597.26 is: 1,202,929.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,157.31 : 2,165,663.39 = 871,597.26 : x
  2. Step 2: Convert to fraction form
    1,569,157.31/2,165,663.39 = 871,597.26/x
  3. Step 3: Cross multiply
    1,569,157.31x = 2,165,663.39 × 871,597.26
  4. Step 4: Simplify right side
    1,569,157.31x = 1,887,586,272,448.33
  5. Step 5: Solve for x
    x = 1,887,586,272,448.33/1,569,157.31
  6. Step 6: Final answer
    x = 1,202,929.91

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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.