Home / 1,091,410.78-1,506,192.26-607,975.80

Finding the Fourth Proportional to 1,091,410.78, 1,506,192.26 and 607,975.80

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Solution

The fourth proportional to 1,091,410.78, 1,506,192.26 and 607,975.80 is: 839,031.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,410.78 : 1,506,192.26 = 607,975.80 : x
  2. Step 2: Convert to fraction form
    1,091,410.78/1,506,192.26 = 607,975.80/x
  3. Step 3: Cross multiply
    1,091,410.78x = 1,506,192.26 × 607,975.80
  4. Step 4: Simplify right side
    1,091,410.78x = 915,728,444,227.31
  5. Step 5: Solve for x
    x = 915,728,444,227.31/1,091,410.78
  6. Step 6: Final answer
    x = 839,031.89

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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.