Home / 2,181,056.55-3,007,898.65-1,365,334.60

Finding the Fourth Proportional to 2,181,056.55, 3,007,898.65 and 1,365,334.60

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Solution

The fourth proportional to 2,181,056.55, 3,007,898.65 and 1,365,334.60 is: 1,882,935.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,181,056.55 : 3,007,898.65 = 1,365,334.60 : x
  2. Step 2: Convert to fraction form
    2,181,056.55/3,007,898.65 = 1,365,334.60/x
  3. Step 3: Cross multiply
    2,181,056.55x = 3,007,898.65 × 1,365,334.60
  4. Step 4: Simplify right side
    2,181,056.55x = 4,106,788,089,205.21
  5. Step 5: Solve for x
    x = 4,106,788,089,205.21/2,181,056.55
  6. Step 6: Final answer
    x = 1,882,935.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.