Home / 2,980,513.60-4,467,708.60-1,461,860.80

Finding the Fourth Proportional to 2,980,513.60, 4,467,708.60 and 1,461,860.80

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Solution

The fourth proportional to 2,980,513.60, 4,467,708.60 and 1,461,860.80 is: 2,191,289.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,513.60 : 4,467,708.60 = 1,461,860.80 : x
  2. Step 2: Convert to fraction form
    2,980,513.60/4,467,708.60 = 1,461,860.80/x
  3. Step 3: Cross multiply
    2,980,513.60x = 4,467,708.60 × 1,461,860.80
  4. Step 4: Simplify right side
    2,980,513.60x = 6,531,168,068,162.88
  5. Step 5: Solve for x
    x = 6,531,168,068,162.88/2,980,513.60
  6. Step 6: Final answer
    x = 2,191,289.47

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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.