Home / 733,075.20-1,099,612.80-679,931.10

Finding the Fourth Proportional to 733,075.20, 1,099,612.80 and 679,931.10

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Solution

The fourth proportional to 733,075.20, 1,099,612.80 and 679,931.10 is: 1,019,896.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,075.20 : 1,099,612.80 = 679,931.10 : x
  2. Step 2: Convert to fraction form
    733,075.20/1,099,612.80 = 679,931.10/x
  3. Step 3: Cross multiply
    733,075.20x = 1,099,612.80 × 679,931.10
  4. Step 4: Simplify right side
    733,075.20x = 747,660,940,678.08
  5. Step 5: Solve for x
    x = 747,660,940,678.08/733,075.20
  6. Step 6: Final answer
    x = 1,019,896.65

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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.