Home / 1,460,246.40-2,190,331.32-660,945.24

Finding the Fourth Proportional to 1,460,246.40, 2,190,331.32 and 660,945.24

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Solution

The fourth proportional to 1,460,246.40, 2,190,331.32 and 660,945.24 is: 991,400.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,460,246.40 : 2,190,331.32 = 660,945.24 : x
  2. Step 2: Convert to fraction form
    1,460,246.40/2,190,331.32 = 660,945.24/x
  3. Step 3: Cross multiply
    1,460,246.40x = 2,190,331.32 × 660,945.24
  4. Step 4: Simplify right side
    1,460,246.40x = 1,447,689,059,976.92
  5. Step 5: Solve for x
    x = 1,447,689,059,976.92/1,460,246.40
  6. Step 6: Final answer
    x = 991,400.53

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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.