Home / 1,293,441.60-1,940,992.53-867,458.28

Finding the Fourth Proportional to 1,293,441.60, 1,940,992.53 and 867,458.28

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Solution

The fourth proportional to 1,293,441.60, 1,940,992.53 and 867,458.28 is: 1,301,744.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,441.60 : 1,940,992.53 = 867,458.28 : x
  2. Step 2: Convert to fraction form
    1,293,441.60/1,940,992.53 = 867,458.28/x
  3. Step 3: Cross multiply
    1,293,441.60x = 1,940,992.53 × 867,458.28
  4. Step 4: Simplify right side
    1,293,441.60x = 1,683,730,045,592.40
  5. Step 5: Solve for x
    x = 1,683,730,045,592.40/1,293,441.60
  6. Step 6: Final answer
    x = 1,301,744.15

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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.