Home / 1,458,048.10-2,187,072.15-828,192.10

Finding the Fourth Proportional to 1,458,048.10, 2,187,072.15 and 828,192.10

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Solution

The fourth proportional to 1,458,048.10, 2,187,072.15 and 828,192.10 is: 1,242,288.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,048.10 : 2,187,072.15 = 828,192.10 : x
  2. Step 2: Convert to fraction form
    1,458,048.10/2,187,072.15 = 828,192.10/x
  3. Step 3: Cross multiply
    1,458,048.10x = 2,187,072.15 × 828,192.10
  4. Step 4: Simplify right side
    1,458,048.10x = 1,811,315,876,760.02
  5. Step 5: Solve for x
    x = 1,811,315,876,760.02/1,458,048.10
  6. Step 6: Final answer
    x = 1,242,288.15

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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.