Home / 1,360,047.09-1,876,805.78-748,161.06

Finding the Fourth Proportional to 1,360,047.09, 1,876,805.78 and 748,161.06

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Solution

The fourth proportional to 1,360,047.09, 1,876,805.78 and 748,161.06 is: 1,032,429.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,047.09 : 1,876,805.78 = 748,161.06 : x
  2. Step 2: Convert to fraction form
    1,360,047.09/1,876,805.78 = 748,161.06/x
  3. Step 3: Cross multiply
    1,360,047.09x = 1,876,805.78 × 748,161.06
  4. Step 4: Simplify right side
    1,360,047.09x = 1,404,152,998,038.12
  5. Step 5: Solve for x
    x = 1,404,152,998,038.12/1,360,047.09
  6. Step 6: Final answer
    x = 1,032,429.69

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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.