Home / 1,143,738.92-1,578,548.90-634,605.32

Finding the Fourth Proportional to 1,143,738.92, 1,578,548.90 and 634,605.32

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Solution

The fourth proportional to 1,143,738.92, 1,578,548.90 and 634,605.32 is: 875,860.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,738.92 : 1,578,548.90 = 634,605.32 : x
  2. Step 2: Convert to fraction form
    1,143,738.92/1,578,548.90 = 634,605.32/x
  3. Step 3: Cross multiply
    1,143,738.92x = 1,578,548.90 × 634,605.32
  4. Step 4: Simplify right side
    1,143,738.92x = 1,001,755,529,820.15
  5. Step 5: Solve for x
    x = 1,001,755,529,820.15/1,143,738.92
  6. Step 6: Final answer
    x = 875,860.31

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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.