Home / 1,661,355.12-2,492,398.68-508,610.40

Finding the Fourth Proportional to 1,661,355.12, 2,492,398.68 and 508,610.40

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Solution

The fourth proportional to 1,661,355.12, 2,492,398.68 and 508,610.40 is: 763,027.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,355.12 : 2,492,398.68 = 508,610.40 : x
  2. Step 2: Convert to fraction form
    1,661,355.12/2,492,398.68 = 508,610.40/x
  3. Step 3: Cross multiply
    1,661,355.12x = 2,492,398.68 × 508,610.40
  4. Step 4: Simplify right side
    1,661,355.12x = 1,267,659,877,132.28
  5. Step 5: Solve for x
    x = 1,267,659,877,132.28/1,661,355.12
  6. Step 6: Final answer
    x = 763,027.64

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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.