Home / 3,939,056.85-5,909,214.93-1,664,602.95

Finding the Fourth Proportional to 3,939,056.85, 5,909,214.93 and 1,664,602.95

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Solution

The fourth proportional to 3,939,056.85, 5,909,214.93 and 1,664,602.95 is: 2,497,170.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,939,056.85 : 5,909,214.93 = 1,664,602.95 : x
  2. Step 2: Convert to fraction form
    3,939,056.85/5,909,214.93 = 1,664,602.95/x
  3. Step 3: Cross multiply
    3,939,056.85x = 5,909,214.93 × 1,664,602.95
  4. Step 4: Simplify right side
    3,939,056.85x = 9,836,496,604,662.04
  5. Step 5: Solve for x
    x = 9,836,496,604,662.04/3,939,056.85
  6. Step 6: Final answer
    x = 2,497,170.51

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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.