Home / 1,118,777.51-1,678,424.38-350,231.54

Finding the Fourth Proportional to 1,118,777.51, 1,678,424.38 and 350,231.54

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Solution

The fourth proportional to 1,118,777.51, 1,678,424.38 and 350,231.54 is: 525,428.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,777.51 : 1,678,424.38 = 350,231.54 : x
  2. Step 2: Convert to fraction form
    1,118,777.51/1,678,424.38 = 350,231.54/x
  3. Step 3: Cross multiply
    1,118,777.51x = 1,678,424.38 × 350,231.54
  4. Step 4: Simplify right side
    1,118,777.51x = 587,837,158,701.43
  5. Step 5: Solve for x
    x = 587,837,158,701.43/1,118,777.51
  6. Step 6: Final answer
    x = 525,428.11

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1.5x scale

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.