Home / 1,531,355.02-2,298,450.34-773,729.70

Finding the Fourth Proportional to 1,531,355.02, 2,298,450.34 and 773,729.70

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Solution

The fourth proportional to 1,531,355.02, 2,298,450.34 and 773,729.70 is: 1,161,310.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,355.02 : 2,298,450.34 = 773,729.70 : x
  2. Step 2: Convert to fraction form
    1,531,355.02/2,298,450.34 = 773,729.70/x
  3. Step 3: Cross multiply
    1,531,355.02x = 2,298,450.34 × 773,729.70
  4. Step 4: Simplify right side
    1,531,355.02x = 1,778,379,292,033.10
  5. Step 5: Solve for x
    x = 1,778,379,292,033.10/1,531,355.02
  6. Step 6: Final answer
    x = 1,161,310.91

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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.