Home / 1,009,090.70-1,511,923.20-608,890.56

Finding the Fourth Proportional to 1,009,090.70, 1,511,923.20 and 608,890.56

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Solution

The fourth proportional to 1,009,090.70, 1,511,923.20 and 608,890.56 is: 912,302.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,090.70 : 1,511,923.20 = 608,890.56 : x
  2. Step 2: Convert to fraction form
    1,009,090.70/1,511,923.20 = 608,890.56/x
  3. Step 3: Cross multiply
    1,009,090.70x = 1,511,923.20 × 608,890.56
  4. Step 4: Simplify right side
    1,009,090.70x = 920,595,763,924.99
  5. Step 5: Solve for x
    x = 920,595,763,924.99/1,009,090.70
  6. Step 6: Final answer
    x = 912,302.30

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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.