Home / 1,238,502.60-1,854,989.10-957,107.40

Finding the Fourth Proportional to 1,238,502.60, 1,854,989.10 and 957,107.40

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Solution

The fourth proportional to 1,238,502.60, 1,854,989.10 and 957,107.40 is: 1,433,524.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,238,502.60 : 1,854,989.10 = 957,107.40 : x
  2. Step 2: Convert to fraction form
    1,238,502.60/1,854,989.10 = 957,107.40/x
  3. Step 3: Cross multiply
    1,238,502.60x = 1,854,989.10 × 957,107.40
  4. Step 4: Simplify right side
    1,238,502.60x = 1,775,423,794,529.34
  5. Step 5: Solve for x
    x = 1,775,423,794,529.34/1,238,502.60
  6. Step 6: Final answer
    x = 1,433,524.48

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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.