Home / 1,355,087.70-2,031,335.55-501,930.90

Finding the Fourth Proportional to 1,355,087.70, 2,031,335.55 and 501,930.90

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Solution

The fourth proportional to 1,355,087.70, 2,031,335.55 and 501,930.90 is: 752,416.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,087.70 : 2,031,335.55 = 501,930.90 : x
  2. Step 2: Convert to fraction form
    1,355,087.70/2,031,335.55 = 501,930.90/x
  3. Step 3: Cross multiply
    1,355,087.70x = 2,031,335.55 × 501,930.90
  4. Step 4: Simplify right side
    1,355,087.70x = 1,019,590,080,813.50
  5. Step 5: Solve for x
    x = 1,019,590,080,813.50/1,355,087.70
  6. Step 6: Final answer
    x = 752,416.31

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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.