Home / 3,678,690.52-5,517,971.52-1,655,502.76

Finding the Fourth Proportional to 3,678,690.52, 5,517,971.52 and 1,655,502.76

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Solution

The fourth proportional to 3,678,690.52, 5,517,971.52 and 1,655,502.76 is: 2,483,225.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,678,690.52 : 5,517,971.52 = 1,655,502.76 : x
  2. Step 2: Convert to fraction form
    3,678,690.52/5,517,971.52 = 1,655,502.76/x
  3. Step 3: Cross multiply
    3,678,690.52x = 5,517,971.52 × 1,655,502.76
  4. Step 4: Simplify right side
    3,678,690.52x = 9,135,017,080,961.40
  5. Step 5: Solve for x
    x = 9,135,017,080,961.40/3,678,690.52
  6. Step 6: Final answer
    x = 2,483,225.22

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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.