Home / 2,143,533.09-2,958,064.02-1,176,679.83

Finding the Fourth Proportional to 2,143,533.09, 2,958,064.02 and 1,176,679.83

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Solution

The fourth proportional to 2,143,533.09, 2,958,064.02 and 1,176,679.83 is: 1,623,811.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,143,533.09 : 2,958,064.02 = 1,176,679.83 : x
  2. Step 2: Convert to fraction form
    2,143,533.09/2,958,064.02 = 1,176,679.83/x
  3. Step 3: Cross multiply
    2,143,533.09x = 2,958,064.02 × 1,176,679.83
  4. Step 4: Simplify right side
    2,143,533.09x = 3,480,694,268,182.72
  5. Step 5: Solve for x
    x = 3,480,694,268,182.72/2,143,533.09
  6. Step 6: Final answer
    x = 1,623,811.77

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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.