Home / 4,984,693.60-7,477,040.40-1,619,240.80

Finding the Fourth Proportional to 4,984,693.60, 7,477,040.40 and 1,619,240.80

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Solution

The fourth proportional to 4,984,693.60, 7,477,040.40 and 1,619,240.80 is: 2,428,861.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,984,693.60 : 7,477,040.40 = 1,619,240.80 : x
  2. Step 2: Convert to fraction form
    4,984,693.60/7,477,040.40 = 1,619,240.80/x
  3. Step 3: Cross multiply
    4,984,693.60x = 7,477,040.40 × 1,619,240.80
  4. Step 4: Simplify right side
    4,984,693.60x = 12,107,128,878,928.32
  5. Step 5: Solve for x
    x = 12,107,128,878,928.32/4,984,693.60
  6. Step 6: Final answer
    x = 2,428,861.20

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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.