Home / 1,613,996.57-2,226,812.76-916,161.32

Finding the Fourth Proportional to 1,613,996.57, 2,226,812.76 and 916,161.32

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Solution

The fourth proportional to 1,613,996.57, 2,226,812.76 and 916,161.32 is: 1,264,017.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,996.57 : 2,226,812.76 = 916,161.32 : x
  2. Step 2: Convert to fraction form
    1,613,996.57/2,226,812.76 = 916,161.32/x
  3. Step 3: Cross multiply
    1,613,996.57x = 2,226,812.76 × 916,161.32
  4. Step 4: Simplify right side
    1,613,996.57x = 2,040,119,706,460.38
  5. Step 5: Solve for x
    x = 2,040,119,706,460.38/1,613,996.57
  6. Step 6: Final answer
    x = 1,264,017.38

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1.5x scale

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.