Home / 4,152,504.40-6,229,631.40-1,312,903.60

Finding the Fourth Proportional to 4,152,504.40, 6,229,631.40 and 1,312,903.60

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Solution

The fourth proportional to 4,152,504.40, 6,229,631.40 and 1,312,903.60 is: 1,969,631.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,152,504.40 : 6,229,631.40 = 1,312,903.60 : x
  2. Step 2: Convert to fraction form
    4,152,504.40/6,229,631.40 = 1,312,903.60/x
  3. Step 3: Cross multiply
    4,152,504.40x = 6,229,631.40 × 1,312,903.60
  4. Step 4: Simplify right side
    4,152,504.40x = 8,178,905,491,733.04
  5. Step 5: Solve for x
    x = 8,178,905,491,733.04/4,152,504.40
  6. Step 6: Final answer
    x = 1,969,631.99

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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.