Home / 1,950,485.28-2,923,808.64-1,139,840.80

Finding the Fourth Proportional to 1,950,485.28, 2,923,808.64 and 1,139,840.80

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Solution

The fourth proportional to 1,950,485.28, 2,923,808.64 and 1,139,840.80 is: 1,708,639.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,950,485.28 : 2,923,808.64 = 1,139,840.80 : x
  2. Step 2: Convert to fraction form
    1,950,485.28/2,923,808.64 = 1,139,840.80/x
  3. Step 3: Cross multiply
    1,950,485.28x = 2,923,808.64 × 1,139,840.80
  4. Step 4: Simplify right side
    1,950,485.28x = 3,332,676,379,264.51
  5. Step 5: Solve for x
    x = 3,332,676,379,264.51/1,950,485.28
  6. Step 6: Final answer
    x = 1,708,639.60

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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.