Home / 1,607,066.48-2,217,778.68-881,981.66

Finding the Fourth Proportional to 1,607,066.48, 2,217,778.68 and 881,981.66

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Solution

The fourth proportional to 1,607,066.48, 2,217,778.68 and 881,981.66 is: 1,217,149.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,607,066.48 : 2,217,778.68 = 881,981.66 : x
  2. Step 2: Convert to fraction form
    1,607,066.48/2,217,778.68 = 881,981.66/x
  3. Step 3: Cross multiply
    1,607,066.48x = 2,217,778.68 × 881,981.66
  4. Step 4: Simplify right side
    1,607,066.48x = 1,956,040,130,550.89
  5. Step 5: Solve for x
    x = 1,956,040,130,550.89/1,607,066.48
  6. Step 6: Final answer
    x = 1,217,149.48

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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.