Home / 2,678,917.15-4,018,929.15-881,908.66

Finding the Fourth Proportional to 2,678,917.15, 4,018,929.15 and 881,908.66

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Solution

The fourth proportional to 2,678,917.15, 4,018,929.15 and 881,908.66 is: 1,323,045.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,678,917.15 : 4,018,929.15 = 881,908.66 : x
  2. Step 2: Convert to fraction form
    2,678,917.15/4,018,929.15 = 881,908.66/x
  3. Step 3: Cross multiply
    2,678,917.15x = 4,018,929.15 × 881,908.66
  4. Step 4: Simplify right side
    2,678,917.15x = 3,544,328,401,216.79
  5. Step 5: Solve for x
    x = 3,544,328,401,216.79/2,678,917.15
  6. Step 6: Final answer
    x = 1,323,045.17

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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.