Home / 1,460,847.32-2,015,930.63-816,272.81

Finding the Fourth Proportional to 1,460,847.32, 2,015,930.63 and 816,272.81

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Solution

The fourth proportional to 1,460,847.32, 2,015,930.63 and 816,272.81 is: 1,126,434.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,460,847.32 : 2,015,930.63 = 816,272.81 : x
  2. Step 2: Convert to fraction form
    1,460,847.32/2,015,930.63 = 816,272.81/x
  3. Step 3: Cross multiply
    1,460,847.32x = 2,015,930.63 × 816,272.81
  4. Step 4: Simplify right side
    1,460,847.32x = 1,645,549,345,954.15
  5. Step 5: Solve for x
    x = 1,645,549,345,954.15/1,460,847.32
  6. Step 6: Final answer
    x = 1,126,434.86

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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.