Home / 1,975,058.30-2,725,580.45-1,069,640.30

Finding the Fourth Proportional to 1,975,058.30, 2,725,580.45 and 1,069,640.30

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Solution

The fourth proportional to 1,975,058.30, 2,725,580.45 and 1,069,640.30 is: 1,476,103.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975,058.30 : 2,725,580.45 = 1,069,640.30 : x
  2. Step 2: Convert to fraction form
    1,975,058.30/2,725,580.45 = 1,069,640.30/x
  3. Step 3: Cross multiply
    1,975,058.30x = 2,725,580.45 × 1,069,640.30
  4. Step 4: Simplify right side
    1,975,058.30x = 2,915,390,699,700.19
  5. Step 5: Solve for x
    x = 2,915,390,699,700.19/1,975,058.30
  6. Step 6: Final answer
    x = 1,476,103.61

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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.