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Finding the Fourth Proportional to 7,223,440.88, 10,835,051.88 and 1,758,576.08

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Solution

The fourth proportional to 7,223,440.88, 10,835,051.88 and 1,758,576.08 is: 2,637,837.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,223,440.88 : 10,835,051.88 = 1,758,576.08 : x
  2. Step 2: Convert to fraction form
    7,223,440.88/10,835,051.88 = 1,758,576.08/x
  3. Step 3: Cross multiply
    7,223,440.88x = 10,835,051.88 × 1,758,576.08
  4. Step 4: Simplify right side
    7,223,440.88x = 19,054,263,061,727.03
  5. Step 5: Solve for x
    x = 19,054,263,061,727.03/7,223,440.88
  6. Step 6: Final answer
    x = 2,637,837.48

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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.