Home / 1,383,545.72-2,075,949.09-710,099.87

Finding the Fourth Proportional to 1,383,545.72, 2,075,949.09 and 710,099.87

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Solution

The fourth proportional to 1,383,545.72, 2,075,949.09 and 710,099.87 is: 1,065,473.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,545.72 : 2,075,949.09 = 710,099.87 : x
  2. Step 2: Convert to fraction form
    1,383,545.72/2,075,949.09 = 710,099.87/x
  3. Step 3: Cross multiply
    1,383,545.72x = 2,075,949.09 × 710,099.87
  4. Step 4: Simplify right side
    1,383,545.72x = 1,474,131,178,935.62
  5. Step 5: Solve for x
    x = 1,474,131,178,935.62/1,383,545.72
  6. Step 6: Final answer
    x = 1,065,473.41

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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.