Home / 2,728,230.30-4,101,202.80-1,935,005.40

Finding the Fourth Proportional to 2,728,230.30, 4,101,202.80 and 1,935,005.40

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Solution

The fourth proportional to 2,728,230.30, 4,101,202.80 and 1,935,005.40 is: 2,908,790.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,728,230.30 : 4,101,202.80 = 1,935,005.40 : x
  2. Step 2: Convert to fraction form
    2,728,230.30/4,101,202.80 = 1,935,005.40/x
  3. Step 3: Cross multiply
    2,728,230.30x = 4,101,202.80 × 1,935,005.40
  4. Step 4: Simplify right side
    2,728,230.30x = 7,935,849,564,495.12
  5. Step 5: Solve for x
    x = 7,935,849,564,495.12/2,728,230.30
  6. Step 6: Final answer
    x = 2,908,790.20

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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.