Home / 2,130,906.15-2,940,715.13-1,164,098.72

Finding the Fourth Proportional to 2,130,906.15, 2,940,715.13 and 1,164,098.72

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Solution

The fourth proportional to 2,130,906.15, 2,940,715.13 and 1,164,098.72 is: 1,606,491.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,906.15 : 2,940,715.13 = 1,164,098.72 : x
  2. Step 2: Convert to fraction form
    2,130,906.15/2,940,715.13 = 1,164,098.72/x
  3. Step 3: Cross multiply
    2,130,906.15x = 2,940,715.13 × 1,164,098.72
  4. Step 4: Simplify right side
    2,130,906.15x = 3,423,282,698,193.56
  5. Step 5: Solve for x
    x = 3,423,282,698,193.56/2,130,906.15
  6. Step 6: Final answer
    x = 1,606,491.54

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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.