Home / 4,720,167.39-7,078,299.12-1,480,624.50

Finding the Fourth Proportional to 4,720,167.39, 7,078,299.12 and 1,480,624.50

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Solution

The fourth proportional to 4,720,167.39, 7,078,299.12 and 1,480,624.50 is: 2,220,324.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,720,167.39 : 7,078,299.12 = 1,480,624.50 : x
  2. Step 2: Convert to fraction form
    4,720,167.39/7,078,299.12 = 1,480,624.50/x
  3. Step 3: Cross multiply
    4,720,167.39x = 7,078,299.12 × 1,480,624.50
  4. Step 4: Simplify right side
    4,720,167.39x = 10,480,303,095,400.44
  5. Step 5: Solve for x
    x = 10,480,303,095,400.44/4,720,167.39
  6. Step 6: Final answer
    x = 2,220,324.46

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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.