Home / 3,157,691.62-4,357,617.53-1,707,386.67

Finding the Fourth Proportional to 3,157,691.62, 4,357,617.53 and 1,707,386.67

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Solution

The fourth proportional to 3,157,691.62, 4,357,617.53 and 1,707,386.67 is: 2,356,195.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157,691.62 : 4,357,617.53 = 1,707,386.67 : x
  2. Step 2: Convert to fraction form
    3,157,691.62/4,357,617.53 = 1,707,386.67/x
  3. Step 3: Cross multiply
    3,157,691.62x = 4,357,617.53 × 1,707,386.67
  4. Step 4: Simplify right side
    3,157,691.62x = 7,440,138,083,680.33
  5. Step 5: Solve for x
    x = 7,440,138,083,680.33/3,157,691.62
  6. Step 6: Final answer
    x = 2,356,195.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.