Home / 1,526,117.76-2,106,425.52-881,912.88

Finding the Fourth Proportional to 1,526,117.76, 2,106,425.52 and 881,912.88

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Solution

The fourth proportional to 1,526,117.76, 2,106,425.52 and 881,912.88 is: 1,217,261.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526,117.76 : 2,106,425.52 = 881,912.88 : x
  2. Step 2: Convert to fraction form
    1,526,117.76/2,106,425.52 = 881,912.88/x
  3. Step 3: Cross multiply
    1,526,117.76x = 2,106,425.52 × 881,912.88
  4. Step 4: Simplify right side
    1,526,117.76x = 1,857,683,796,848.70
  5. Step 5: Solve for x
    x = 1,857,683,796,848.70/1,526,117.76
  6. Step 6: Final answer
    x = 1,217,261.11

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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.