Home / 3,435,479.60-5,153,219.40-1,639,223.60

Finding the Fourth Proportional to 3,435,479.60, 5,153,219.40 and 1,639,223.60

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Solution

The fourth proportional to 3,435,479.60, 5,153,219.40 and 1,639,223.60 is: 2,458,835.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435,479.60 : 5,153,219.40 = 1,639,223.60 : x
  2. Step 2: Convert to fraction form
    3,435,479.60/5,153,219.40 = 1,639,223.60/x
  3. Step 3: Cross multiply
    3,435,479.60x = 5,153,219.40 × 1,639,223.60
  4. Step 4: Simplify right side
    3,435,479.60x = 8,447,278,856,457.84
  5. Step 5: Solve for x
    x = 8,447,278,856,457.84/3,435,479.60
  6. Step 6: Final answer
    x = 2,458,835.40

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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.