Home / 3,679,485.28-5,520,146.48-1,283,364.36

Finding the Fourth Proportional to 3,679,485.28, 5,520,146.48 and 1,283,364.36

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Solution

The fourth proportional to 3,679,485.28, 5,520,146.48 and 1,283,364.36 is: 1,925,366.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,679,485.28 : 5,520,146.48 = 1,283,364.36 : x
  2. Step 2: Convert to fraction form
    3,679,485.28/5,520,146.48 = 1,283,364.36/x
  3. Step 3: Cross multiply
    3,679,485.28x = 5,520,146.48 × 1,283,364.36
  4. Step 4: Simplify right side
    3,679,485.28x = 7,084,359,254,411.45
  5. Step 5: Solve for x
    x = 7,084,359,254,411.45/3,679,485.28
  6. Step 6: Final answer
    x = 1,925,366.92

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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.