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Finding the Fourth Proportional to 3,296,856.53, 4,941,298.89 and 1,698,547.73

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Solution

The fourth proportional to 3,296,856.53, 4,941,298.89 and 1,698,547.73 is: 2,545,768.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,296,856.53 : 4,941,298.89 = 1,698,547.73 : x
  2. Step 2: Convert to fraction form
    3,296,856.53/4,941,298.89 = 1,698,547.73/x
  3. Step 3: Cross multiply
    3,296,856.53x = 4,941,298.89 × 1,698,547.73
  4. Step 4: Simplify right side
    3,296,856.53x = 8,393,031,988,154.53
  5. Step 5: Solve for x
    x = 8,393,031,988,154.53/3,296,856.53
  6. Step 6: Final answer
    x = 2,545,768.04

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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.