Home / 1,541,384.77-2,129,144.07-1,183,234.36

Finding the Fourth Proportional to 1,541,384.77, 2,129,144.07 and 1,183,234.36

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Solution

The fourth proportional to 1,541,384.77, 2,129,144.07 and 1,183,234.36 is: 1,634,424.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,541,384.77 : 2,129,144.07 = 1,183,234.36 : x
  2. Step 2: Convert to fraction form
    1,541,384.77/2,129,144.07 = 1,183,234.36/x
  3. Step 3: Cross multiply
    1,541,384.77x = 2,129,144.07 × 1,183,234.36
  4. Step 4: Simplify right side
    1,541,384.77x = 2,519,276,421,014.25
  5. Step 5: Solve for x
    x = 2,519,276,421,014.25/1,541,384.77
  6. Step 6: Final answer
    x = 1,634,424.10

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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.