Home / 1,216,729.80-1,824,485.58-375,172.20

Finding the Fourth Proportional to 1,216,729.80, 1,824,485.58 and 375,172.20

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Solution

The fourth proportional to 1,216,729.80, 1,824,485.58 and 375,172.20 is: 562,570.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,729.80 : 1,824,485.58 = 375,172.20 : x
  2. Step 2: Convert to fraction form
    1,216,729.80/1,824,485.58 = 375,172.20/x
  3. Step 3: Cross multiply
    1,216,729.80x = 1,824,485.58 × 375,172.20
  4. Step 4: Simplify right side
    1,216,729.80x = 684,496,268,916.88
  5. Step 5: Solve for x
    x = 684,496,268,916.88/1,216,729.80
  6. Step 6: Final answer
    x = 562,570.48

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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.