Home / 1,080,030.60-1,620,045.90-723,112.20

Finding the Fourth Proportional to 1,080,030.60, 1,620,045.90 and 723,112.20

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Solution

The fourth proportional to 1,080,030.60, 1,620,045.90 and 723,112.20 is: 1,084,668.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,030.60 : 1,620,045.90 = 723,112.20 : x
  2. Step 2: Convert to fraction form
    1,080,030.60/1,620,045.90 = 723,112.20/x
  3. Step 3: Cross multiply
    1,080,030.60x = 1,620,045.90 × 723,112.20
  4. Step 4: Simplify right side
    1,080,030.60x = 1,171,474,954,849.98
  5. Step 5: Solve for x
    x = 1,171,474,954,849.98/1,080,030.60
  6. Step 6: Final answer
    x = 1,084,668.30

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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.