Home / 1,663,978.40-2,496,370.80-482,026.40

Finding the Fourth Proportional to 1,663,978.40, 2,496,370.80 and 482,026.40

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Solution

The fourth proportional to 1,663,978.40, 2,496,370.80 and 482,026.40 is: 723,156.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,978.40 : 2,496,370.80 = 482,026.40 : x
  2. Step 2: Convert to fraction form
    1,663,978.40/2,496,370.80 = 482,026.40/x
  3. Step 3: Cross multiply
    1,663,978.40x = 2,496,370.80 × 482,026.40
  4. Step 4: Simplify right side
    1,663,978.40x = 1,203,316,629,789.12
  5. Step 5: Solve for x
    x = 1,203,316,629,789.12/1,663,978.40
  6. Step 6: Final answer
    x = 723,156.40

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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.