Home / 2,721,903.40-4,082,855.10-1,206,312.40

Finding the Fourth Proportional to 2,721,903.40, 4,082,855.10 and 1,206,312.40

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Solution

The fourth proportional to 2,721,903.40, 4,082,855.10 and 1,206,312.40 is: 1,809,468.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,721,903.40 : 4,082,855.10 = 1,206,312.40 : x
  2. Step 2: Convert to fraction form
    2,721,903.40/4,082,855.10 = 1,206,312.40/x
  3. Step 3: Cross multiply
    2,721,903.40x = 4,082,855.10 × 1,206,312.40
  4. Step 4: Simplify right side
    2,721,903.40x = 4,925,198,734,533.24
  5. Step 5: Solve for x
    x = 4,925,198,734,533.24/2,721,903.40
  6. Step 6: Final answer
    x = 1,809,468.60

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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.