Home / 1,224,832.73-1,690,363.76-734,820.66

Finding the Fourth Proportional to 1,224,832.73, 1,690,363.76 and 734,820.66

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Solution

The fourth proportional to 1,224,832.73, 1,690,363.76 and 734,820.66 is: 1,014,109.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,832.73 : 1,690,363.76 = 734,820.66 : x
  2. Step 2: Convert to fraction form
    1,224,832.73/1,690,363.76 = 734,820.66/x
  3. Step 3: Cross multiply
    1,224,832.73x = 1,690,363.76 × 734,820.66
  4. Step 4: Simplify right side
    1,224,832.73x = 1,242,114,210,089.18
  5. Step 5: Solve for x
    x = 1,242,114,210,089.18/1,224,832.73
  6. Step 6: Final answer
    x = 1,014,109.26

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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.