Home / 4,380,346.60-6,570,519.90-1,185,965.80

Finding the Fourth Proportional to 4,380,346.60, 6,570,519.90 and 1,185,965.80

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Solution

The fourth proportional to 4,380,346.60, 6,570,519.90 and 1,185,965.80 is: 1,778,948.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,380,346.60 : 6,570,519.90 = 1,185,965.80 : x
  2. Step 2: Convert to fraction form
    4,380,346.60/6,570,519.90 = 1,185,965.80/x
  3. Step 3: Cross multiply
    4,380,346.60x = 6,570,519.90 × 1,185,965.80
  4. Step 4: Simplify right side
    4,380,346.60x = 7,792,411,889,619.42
  5. Step 5: Solve for x
    x = 7,792,411,889,619.42/4,380,346.60
  6. Step 6: Final answer
    x = 1,778,948.70

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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.