Home / 5,139,640.53-7,709,478.12-1,301,461.11

Finding the Fourth Proportional to 5,139,640.53, 7,709,478.12 and 1,301,461.11

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Solution

The fourth proportional to 5,139,640.53, 7,709,478.12 and 1,301,461.11 is: 1,952,196.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,139,640.53 : 7,709,478.12 = 1,301,461.11 : x
  2. Step 2: Convert to fraction form
    5,139,640.53/7,709,478.12 = 1,301,461.11/x
  3. Step 3: Cross multiply
    5,139,640.53x = 7,709,478.12 × 1,301,461.11
  4. Step 4: Simplify right side
    5,139,640.53x = 10,033,585,951,575.91
  5. Step 5: Solve for x
    x = 10,033,585,951,575.91/5,139,640.53
  6. Step 6: Final answer
    x = 1,952,196.05

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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.