Home / 3,171,544.65-4,757,316.87-775,360.80

Finding the Fourth Proportional to 3,171,544.65, 4,757,316.87 and 775,360.80

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Solution

The fourth proportional to 3,171,544.65, 4,757,316.87 and 775,360.80 is: 1,163,041.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,544.65 : 4,757,316.87 = 775,360.80 : x
  2. Step 2: Convert to fraction form
    3,171,544.65/4,757,316.87 = 775,360.80/x
  3. Step 3: Cross multiply
    3,171,544.65x = 4,757,316.87 × 775,360.80
  4. Step 4: Simplify right side
    3,171,544.65x = 3,688,637,014,176.70
  5. Step 5: Solve for x
    x = 3,688,637,014,176.70/3,171,544.65
  6. Step 6: Final answer
    x = 1,163,041.17

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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.