Home / 1,009,090.20-1,511,922.45-608,890.05

Finding the Fourth Proportional to 1,009,090.20, 1,511,922.45 and 608,890.05

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Solution

The fourth proportional to 1,009,090.20, 1,511,922.45 and 608,890.05 is: 912,301.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,090.20 : 1,511,922.45 = 608,890.05 : x
  2. Step 2: Convert to fraction form
    1,009,090.20/1,511,922.45 = 608,890.05/x
  3. Step 3: Cross multiply
    1,009,090.20x = 1,511,922.45 × 608,890.05
  4. Step 4: Simplify right side
    1,009,090.20x = 920,594,536,176.62
  5. Step 5: Solve for x
    x = 920,594,536,176.62/1,009,090.20
  6. Step 6: Final answer
    x = 912,301.53

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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.