Home / 1,556,921.72-2,333,977.14-559,416.44

Finding the Fourth Proportional to 1,556,921.72, 2,333,977.14 and 559,416.44

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Solution

The fourth proportional to 1,556,921.72, 2,333,977.14 and 559,416.44 is: 838,619.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,921.72 : 2,333,977.14 = 559,416.44 : x
  2. Step 2: Convert to fraction form
    1,556,921.72/2,333,977.14 = 559,416.44/x
  3. Step 3: Cross multiply
    1,556,921.72x = 2,333,977.14 × 559,416.44
  4. Step 4: Simplify right side
    1,556,921.72x = 1,305,665,182,700.18
  5. Step 5: Solve for x
    x = 1,305,665,182,700.18/1,556,921.72
  6. Step 6: Final answer
    x = 838,619.67

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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.