Home / 2,055,194.40-3,076,886.70-1,258,032.90

Finding the Fourth Proportional to 2,055,194.40, 3,076,886.70 and 1,258,032.90

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Solution

The fourth proportional to 2,055,194.40, 3,076,886.70 and 1,258,032.90 is: 1,883,434.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,055,194.40 : 3,076,886.70 = 1,258,032.90 : x
  2. Step 2: Convert to fraction form
    2,055,194.40/3,076,886.70 = 1,258,032.90/x
  3. Step 3: Cross multiply
    2,055,194.40x = 3,076,886.70 × 1,258,032.90
  4. Step 4: Simplify right side
    2,055,194.40x = 3,870,824,698,172.43
  5. Step 5: Solve for x
    x = 3,870,824,698,172.43/2,055,194.40
  6. Step 6: Final answer
    x = 1,883,434.82

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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.