Home / 5,653,349.89-8,475,890.55-1,812,986.28

Finding the Fourth Proportional to 5,653,349.89, 8,475,890.55 and 1,812,986.28

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Solution

The fourth proportional to 5,653,349.89, 8,475,890.55 and 1,812,986.28 is: 2,718,153.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,653,349.89 : 8,475,890.55 = 1,812,986.28 : x
  2. Step 2: Convert to fraction form
    5,653,349.89/8,475,890.55 = 1,812,986.28/x
  3. Step 3: Cross multiply
    5,653,349.89x = 8,475,890.55 × 1,812,986.28
  4. Step 4: Simplify right side
    5,653,349.89x = 15,366,673,277,931.66
  5. Step 5: Solve for x
    x = 15,366,673,277,931.66/5,653,349.89
  6. Step 6: Final answer
    x = 2,718,153.59

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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.