Home / 1,485,669.30-2,051,247.15-1,098,570.30

Finding the Fourth Proportional to 1,485,669.30, 2,051,247.15 and 1,098,570.30

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Solution

The fourth proportional to 1,485,669.30, 2,051,247.15 and 1,098,570.30 is: 1,516,783.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,669.30 : 2,051,247.15 = 1,098,570.30 : x
  2. Step 2: Convert to fraction form
    1,485,669.30/2,051,247.15 = 1,098,570.30/x
  3. Step 3: Cross multiply
    1,485,669.30x = 2,051,247.15 × 1,098,570.30
  4. Step 4: Simplify right side
    1,485,669.30x = 2,253,439,196,949.65
  5. Step 5: Solve for x
    x = 2,253,439,196,949.65/1,485,669.30
  6. Step 6: Final answer
    x = 1,516,783.85

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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.