Home / 1,699,385.60-2,549,078.40-1,616,441.60

Finding the Fourth Proportional to 1,699,385.60, 2,549,078.40 and 1,616,441.60

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Solution

The fourth proportional to 1,699,385.60, 2,549,078.40 and 1,616,441.60 is: 2,424,662.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,699,385.60 : 2,549,078.40 = 1,616,441.60 : x
  2. Step 2: Convert to fraction form
    1,699,385.60/2,549,078.40 = 1,616,441.60/x
  3. Step 3: Cross multiply
    1,699,385.60x = 2,549,078.40 × 1,616,441.60
  4. Step 4: Simplify right side
    1,699,385.60x = 4,120,436,367,421.44
  5. Step 5: Solve for x
    x = 4,120,436,367,421.44/1,699,385.60
  6. Step 6: Final answer
    x = 2,424,662.40

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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.