Home / 3,047,490.83-4,205,578.33-1,670,831.25

Finding the Fourth Proportional to 3,047,490.83, 4,205,578.33 and 1,670,831.25

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Solution

The fourth proportional to 3,047,490.83, 4,205,578.33 and 1,670,831.25 is: 2,305,769.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,047,490.83 : 4,205,578.33 = 1,670,831.25 : x
  2. Step 2: Convert to fraction form
    3,047,490.83/4,205,578.33 = 1,670,831.25/x
  3. Step 3: Cross multiply
    3,047,490.83x = 4,205,578.33 × 1,670,831.25
  4. Step 4: Simplify right side
    3,047,490.83x = 7,026,811,686,754.12
  5. Step 5: Solve for x
    x = 7,026,811,686,754.12/3,047,490.83
  6. Step 6: Final answer
    x = 2,305,769.59

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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.