Home / 1,782,116.95-2,673,175.43-520,072.15

Finding the Fourth Proportional to 1,782,116.95, 2,673,175.43 and 520,072.15

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Solution

The fourth proportional to 1,782,116.95, 2,673,175.43 and 520,072.15 is: 780,108.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,116.95 : 2,673,175.43 = 520,072.15 : x
  2. Step 2: Convert to fraction form
    1,782,116.95/2,673,175.43 = 520,072.15/x
  3. Step 3: Cross multiply
    1,782,116.95x = 2,673,175.43 × 520,072.15
  4. Step 4: Simplify right side
    1,782,116.95x = 1,390,244,090,606.91
  5. Step 5: Solve for x
    x = 1,390,244,090,606.91/1,782,116.95
  6. Step 6: Final answer
    x = 780,108.23

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Double scale
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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.