Home / 1,975,111.52-2,725,657.44-1,069,693.52

Finding the Fourth Proportional to 1,975,111.52, 2,725,657.44 and 1,069,693.52

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Solution

The fourth proportional to 1,975,111.52, 2,725,657.44 and 1,069,693.52 is: 1,476,178.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975,111.52 : 2,725,657.44 = 1,069,693.52 : x
  2. Step 2: Convert to fraction form
    1,975,111.52/2,725,657.44 = 1,069,693.52/x
  3. Step 3: Cross multiply
    1,975,111.52x = 2,725,657.44 × 1,069,693.52
  4. Step 4: Simplify right side
    1,975,111.52x = 2,915,618,101,307.79
  5. Step 5: Solve for x
    x = 2,915,618,101,307.79/1,975,111.52
  6. Step 6: Final answer
    x = 1,476,178.98

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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.