Home / 1,129,389.29-1,558,584.28-613,164.90

Finding the Fourth Proportional to 1,129,389.29, 1,558,584.28 and 613,164.90

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Solution

The fourth proportional to 1,129,389.29, 1,558,584.28 and 613,164.90 is: 846,182.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,389.29 : 1,558,584.28 = 613,164.90 : x
  2. Step 2: Convert to fraction form
    1,129,389.29/1,558,584.28 = 613,164.90/x
  3. Step 3: Cross multiply
    1,129,389.29x = 1,558,584.28 × 613,164.90
  4. Step 4: Simplify right side
    1,129,389.29x = 955,669,174,187.77
  5. Step 5: Solve for x
    x = 955,669,174,187.77/1,129,389.29
  6. Step 6: Final answer
    x = 846,182.25

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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.