Home / 2,328,533.55-3,213,371.40-1,309,938.30

Finding the Fourth Proportional to 2,328,533.55, 3,213,371.40 and 1,309,938.30

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Solution

The fourth proportional to 2,328,533.55, 3,213,371.40 and 1,309,938.30 is: 1,807,712.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,328,533.55 : 3,213,371.40 = 1,309,938.30 : x
  2. Step 2: Convert to fraction form
    2,328,533.55/3,213,371.40 = 1,309,938.30/x
  3. Step 3: Cross multiply
    2,328,533.55x = 3,213,371.40 × 1,309,938.30
  4. Step 4: Simplify right side
    2,328,533.55x = 4,209,318,252,917.76
  5. Step 5: Solve for x
    x = 4,209,318,252,917.76/2,328,533.55
  6. Step 6: Final answer
    x = 1,807,712.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.