Home / 1,661,612.70-2,492,382.60-463,501.20

Finding the Fourth Proportional to 1,661,612.70, 2,492,382.60 and 463,501.20

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Solution

The fourth proportional to 1,661,612.70, 2,492,382.60 and 463,501.20 is: 695,241.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,612.70 : 2,492,382.60 = 463,501.20 : x
  2. Step 2: Convert to fraction form
    1,661,612.70/2,492,382.60 = 463,501.20/x
  3. Step 3: Cross multiply
    1,661,612.70x = 2,492,382.60 × 463,501.20
  4. Step 4: Simplify right side
    1,661,612.70x = 1,155,222,325,959.12
  5. Step 5: Solve for x
    x = 1,155,222,325,959.12/1,661,612.70
  6. Step 6: Final answer
    x = 695,241.63

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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.