Home / 1,560,089-2,340,133.50-378,137

Finding the Fourth Proportional to 1,560,089, 2,340,133.50 and 378,137

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Solution

The fourth proportional to 1,560,089, 2,340,133.50 and 378,137 is: 567,205.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,089 : 2,340,133.50 = 378,137 : x
  2. Step 2: Convert to fraction form
    1,560,089/2,340,133.50 = 378,137/x
  3. Step 3: Cross multiply
    1,560,089x = 2,340,133.50 × 378,137
  4. Step 4: Simplify right side
    1,560,089x = 884,891,061,289.50
  5. Step 5: Solve for x
    x = 884,891,061,289.50/1,560,089
  6. Step 6: Final answer
    x = 567,205.50

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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.