Home / 3,669,477.60-5,504,216.40-974,218.80

Finding the Fourth Proportional to 3,669,477.60, 5,504,216.40 and 974,218.80

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Solution

The fourth proportional to 3,669,477.60, 5,504,216.40 and 974,218.80 is: 1,461,328.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,477.60 : 5,504,216.40 = 974,218.80 : x
  2. Step 2: Convert to fraction form
    3,669,477.60/5,504,216.40 = 974,218.80/x
  3. Step 3: Cross multiply
    3,669,477.60x = 5,504,216.40 × 974,218.80
  4. Step 4: Simplify right side
    3,669,477.60x = 5,362,311,096,148.32
  5. Step 5: Solve for x
    x = 5,362,311,096,148.32/3,669,477.60
  6. Step 6: Final answer
    x = 1,461,328.20

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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.