Home / 1,000,303.97-1,500,453.72-772,930.20

Finding the Fourth Proportional to 1,000,303.97, 1,500,453.72 and 772,930.20

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Solution

The fourth proportional to 1,000,303.97, 1,500,453.72 and 772,930.20 is: 1,159,393.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,303.97 : 1,500,453.72 = 772,930.20 : x
  2. Step 2: Convert to fraction form
    1,000,303.97/1,500,453.72 = 772,930.20/x
  3. Step 3: Cross multiply
    1,000,303.97x = 1,500,453.72 × 772,930.20
  4. Step 4: Simplify right side
    1,000,303.97x = 1,159,745,993,890.34
  5. Step 5: Solve for x
    x = 1,159,745,993,890.34/1,000,303.97
  6. Step 6: Final answer
    x = 1,159,393.58

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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.