Home / 1,070,702.58-1,606,049.88-261,077.68

Finding the Fourth Proportional to 1,070,702.58, 1,606,049.88 and 261,077.68

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Solution

The fourth proportional to 1,070,702.58, 1,606,049.88 and 261,077.68 is: 391,615.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,702.58 : 1,606,049.88 = 261,077.68 : x
  2. Step 2: Convert to fraction form
    1,070,702.58/1,606,049.88 = 261,077.68/x
  3. Step 3: Cross multiply
    1,070,702.58x = 1,606,049.88 × 261,077.68
  4. Step 4: Simplify right side
    1,070,702.58x = 419,303,777,663.20
  5. Step 5: Solve for x
    x = 419,303,777,663.20/1,070,702.58
  6. Step 6: Final answer
    x = 391,615.55

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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.