Home / 2,146,223.40-3,219,767.10-629,903.40

Finding the Fourth Proportional to 2,146,223.40, 3,219,767.10 and 629,903.40

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Solution

The fourth proportional to 2,146,223.40, 3,219,767.10 and 629,903.40 is: 944,981.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,223.40 : 3,219,767.10 = 629,903.40 : x
  2. Step 2: Convert to fraction form
    2,146,223.40/3,219,767.10 = 629,903.40/x
  3. Step 3: Cross multiply
    2,146,223.40x = 3,219,767.10 × 629,903.40
  4. Step 4: Simplify right side
    2,146,223.40x = 2,028,142,243,498.14
  5. Step 5: Solve for x
    x = 2,028,142,243,498.14/2,146,223.40
  6. Step 6: Final answer
    x = 944,981.89

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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.