Home / 3,078,984.60-4,617,657.70-949,064.60

Finding the Fourth Proportional to 3,078,984.60, 4,617,657.70 and 949,064.60

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Solution

The fourth proportional to 3,078,984.60, 4,617,657.70 and 949,064.60 is: 1,423,344.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078,984.60 : 4,617,657.70 = 949,064.60 : x
  2. Step 2: Convert to fraction form
    3,078,984.60/4,617,657.70 = 949,064.60/x
  3. Step 3: Cross multiply
    3,078,984.60x = 4,617,657.70 × 949,064.60
  4. Step 4: Simplify right side
    3,078,984.60x = 4,382,455,457,987.42
  5. Step 5: Solve for x
    x = 4,382,455,457,987.42/3,078,984.60
  6. Step 6: Final answer
    x = 1,423,344.39

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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.