Home / 4,657,755-6,986,632.50-1,291,962

Finding the Fourth Proportional to 4,657,755, 6,986,632.50 and 1,291,962

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Solution

The fourth proportional to 4,657,755, 6,986,632.50 and 1,291,962 is: 1,937,943

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,657,755 : 6,986,632.50 = 1,291,962 : x
  2. Step 2: Convert to fraction form
    4,657,755/6,986,632.50 = 1,291,962/x
  3. Step 3: Cross multiply
    4,657,755x = 6,986,632.50 × 1,291,962
  4. Step 4: Simplify right side
    4,657,755x = 9,026,463,697,965
  5. Step 5: Solve for x
    x = 9,026,463,697,965/4,657,755
  6. Step 6: Final answer
    x = 1,937,943

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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.