Home / 1,538,087.55-2,122,496.58-884,663.88

Finding the Fourth Proportional to 1,538,087.55, 2,122,496.58 and 884,663.88

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Solution

The fourth proportional to 1,538,087.55, 2,122,496.58 and 884,663.88 is: 1,220,799.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,087.55 : 2,122,496.58 = 884,663.88 : x
  2. Step 2: Convert to fraction form
    1,538,087.55/2,122,496.58 = 884,663.88/x
  3. Step 3: Cross multiply
    1,538,087.55x = 2,122,496.58 × 884,663.88
  4. Step 4: Simplify right side
    1,538,087.55x = 1,877,696,059,749.53
  5. Step 5: Solve for x
    x = 1,877,696,059,749.53/1,538,087.55
  6. Step 6: Final answer
    x = 1,220,799.21

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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.