Home / 1,070,442.80-1,477,231.44-586,979.20

Finding the Fourth Proportional to 1,070,442.80, 1,477,231.44 and 586,979.20

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Solution

The fourth proportional to 1,070,442.80, 1,477,231.44 and 586,979.20 is: 810,042.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,442.80 : 1,477,231.44 = 586,979.20 : x
  2. Step 2: Convert to fraction form
    1,070,442.80/1,477,231.44 = 586,979.20/x
  3. Step 3: Cross multiply
    1,070,442.80x = 1,477,231.44 × 586,979.20
  4. Step 4: Simplify right side
    1,070,442.80x = 867,104,128,866.05
  5. Step 5: Solve for x
    x = 867,104,128,866.05/1,070,442.80
  6. Step 6: Final answer
    x = 810,042.47

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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.