Home / 885,088.96-1,326,377.76-681,916.48

Finding the Fourth Proportional to 885,088.96, 1,326,377.76 and 681,916.48

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Solution

The fourth proportional to 885,088.96, 1,326,377.76 and 681,916.48 is: 1,021,907.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,088.96 : 1,326,377.76 = 681,916.48 : x
  2. Step 2: Convert to fraction form
    885,088.96/1,326,377.76 = 681,916.48/x
  3. Step 3: Cross multiply
    885,088.96x = 1,326,377.76 × 681,916.48
  4. Step 4: Simplify right side
    885,088.96x = 904,478,853,249.49
  5. Step 5: Solve for x
    x = 904,478,853,249.49/885,088.96
  6. Step 6: Final answer
    x = 1,021,907.28

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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.