Home / 958,972.80-1,435,924.80-768,547.20

Finding the Fourth Proportional to 958,972.80, 1,435,924.80 and 768,547.20

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Solution

The fourth proportional to 958,972.80, 1,435,924.80 and 768,547.20 is: 1,150,789.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,972.80 : 1,435,924.80 = 768,547.20 : x
  2. Step 2: Convert to fraction form
    958,972.80/1,435,924.80 = 768,547.20/x
  3. Step 3: Cross multiply
    958,972.80x = 1,435,924.80 × 768,547.20
  4. Step 4: Simplify right side
    958,972.80x = 1,103,575,984,450.56
  5. Step 5: Solve for x
    x = 1,103,575,984,450.56/958,972.80
  6. Step 6: Final answer
    x = 1,150,789.66

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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.