Home / 3,688,088.66-5,530,935.76-1,225,443.13

Finding the Fourth Proportional to 3,688,088.66, 5,530,935.76 and 1,225,443.13

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Solution

The fourth proportional to 3,688,088.66, 5,530,935.76 and 1,225,443.13 is: 1,837,766.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,688,088.66 : 5,530,935.76 = 1,225,443.13 : x
  2. Step 2: Convert to fraction form
    3,688,088.66/5,530,935.76 = 1,225,443.13/x
  3. Step 3: Cross multiply
    3,688,088.66x = 5,530,935.76 × 1,225,443.13
  4. Step 4: Simplify right side
    3,688,088.66x = 6,777,847,212,672.38
  5. Step 5: Solve for x
    x = 6,777,847,212,672.38/3,688,088.66
  6. Step 6: Final answer
    x = 1,837,766.89

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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.