Home / 2,128,410.40-3,192,607.20-632,502.40

Finding the Fourth Proportional to 2,128,410.40, 3,192,607.20 and 632,502.40

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Solution

The fourth proportional to 2,128,410.40, 3,192,607.20 and 632,502.40 is: 948,751.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,128,410.40 : 3,192,607.20 = 632,502.40 : x
  2. Step 2: Convert to fraction form
    2,128,410.40/3,192,607.20 = 632,502.40/x
  3. Step 3: Cross multiply
    2,128,410.40x = 3,192,607.20 × 632,502.40
  4. Step 4: Simplify right side
    2,128,410.40x = 2,019,331,716,257.28
  5. Step 5: Solve for x
    x = 2,019,331,716,257.28/2,128,410.40
  6. Step 6: Final answer
    x = 948,751.10

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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.