Home / 2,775,280.60-4,161,884.10-1,931,325.40

Finding the Fourth Proportional to 2,775,280.60, 4,161,884.10 and 1,931,325.40

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Solution

The fourth proportional to 2,775,280.60, 4,161,884.10 and 1,931,325.40 is: 2,896,266.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,775,280.60 : 4,161,884.10 = 1,931,325.40 : x
  2. Step 2: Convert to fraction form
    2,775,280.60/4,161,884.10 = 1,931,325.40/x
  3. Step 3: Cross multiply
    2,775,280.60x = 4,161,884.10 × 1,931,325.40
  4. Step 4: Simplify right side
    2,775,280.60x = 8,037,952,474,186.14
  5. Step 5: Solve for x
    x = 8,037,952,474,186.14/2,775,280.60
  6. Step 6: Final answer
    x = 2,896,266.59

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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.