Home / 1,211,242.75-1,671,552.86-695,091.07

Finding the Fourth Proportional to 1,211,242.75, 1,671,552.86 and 695,091.07

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Solution

The fourth proportional to 1,211,242.75, 1,671,552.86 and 695,091.07 is: 959,247.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,242.75 : 1,671,552.86 = 695,091.07 : x
  2. Step 2: Convert to fraction form
    1,211,242.75/1,671,552.86 = 695,091.07/x
  3. Step 3: Cross multiply
    1,211,242.75x = 1,671,552.86 × 695,091.07
  4. Step 4: Simplify right side
    1,211,242.75x = 1,161,881,466,018.96
  5. Step 5: Solve for x
    x = 1,161,881,466,018.96/1,211,242.75
  6. Step 6: Final answer
    x = 959,247.41

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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.