Home / 4,999,969.08-7,500,396.56-1,405,767.29

Finding the Fourth Proportional to 4,999,969.08, 7,500,396.56 and 1,405,767.29

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Solution

The fourth proportional to 4,999,969.08, 7,500,396.56 and 1,405,767.29 is: 2,108,775.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,999,969.08 : 7,500,396.56 = 1,405,767.29 : x
  2. Step 2: Convert to fraction form
    4,999,969.08/7,500,396.56 = 1,405,767.29/x
  3. Step 3: Cross multiply
    4,999,969.08x = 7,500,396.56 × 1,405,767.29
  4. Step 4: Simplify right side
    4,999,969.08x = 10,543,812,101,545.70
  5. Step 5: Solve for x
    x = 10,543,812,101,545.70/4,999,969.08
  6. Step 6: Final answer
    x = 2,108,775.46

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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.