Home / 4,985,126.40-7,477,689.60-3,085,708.80

Finding the Fourth Proportional to 4,985,126.40, 7,477,689.60 and 3,085,708.80

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Solution

The fourth proportional to 4,985,126.40, 7,477,689.60 and 3,085,708.80 is: 4,628,563.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,985,126.40 : 7,477,689.60 = 3,085,708.80 : x
  2. Step 2: Convert to fraction form
    4,985,126.40/7,477,689.60 = 3,085,708.80/x
  3. Step 3: Cross multiply
    4,985,126.40x = 7,477,689.60 × 3,085,708.80
  4. Step 4: Simplify right side
    4,985,126.40x = 23,073,972,602,388.48
  5. Step 5: Solve for x
    x = 23,073,972,602,388.48/4,985,126.40
  6. Step 6: Final answer
    x = 4,628,563.20

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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.