Home / 5,305,688.40-7,958,532.60-1,941,207.60

Finding the Fourth Proportional to 5,305,688.40, 7,958,532.60 and 1,941,207.60

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Solution

The fourth proportional to 5,305,688.40, 7,958,532.60 and 1,941,207.60 is: 2,911,811.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,305,688.40 : 7,958,532.60 = 1,941,207.60 : x
  2. Step 2: Convert to fraction form
    5,305,688.40/7,958,532.60 = 1,941,207.60/x
  3. Step 3: Cross multiply
    5,305,688.40x = 7,958,532.60 × 1,941,207.60
  4. Step 4: Simplify right side
    5,305,688.40x = 15,449,163,967,967.76
  5. Step 5: Solve for x
    x = 15,449,163,967,967.76/5,305,688.40
  6. Step 6: Final answer
    x = 2,911,811.40

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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.