Home / 1,889,428.75-2,834,145.18-469,484.83

Finding the Fourth Proportional to 1,889,428.75, 2,834,145.18 and 469,484.83

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Solution

The fourth proportional to 1,889,428.75, 2,834,145.18 and 469,484.83 is: 704,227.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,428.75 : 2,834,145.18 = 469,484.83 : x
  2. Step 2: Convert to fraction form
    1,889,428.75/2,834,145.18 = 469,484.83/x
  3. Step 3: Cross multiply
    1,889,428.75x = 2,834,145.18 × 469,484.83
  4. Step 4: Simplify right side
    1,889,428.75x = 1,330,588,151,509.47
  5. Step 5: Solve for x
    x = 1,330,588,151,509.47/1,889,428.75
  6. Step 6: Final answer
    x = 704,227.75

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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.