Home / 1,475,369.78-2,212,953.03-906,838.67

Finding the Fourth Proportional to 1,475,369.78, 2,212,953.03 and 906,838.67

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Solution

The fourth proportional to 1,475,369.78, 2,212,953.03 and 906,838.67 is: 1,360,195.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,369.78 : 2,212,953.03 = 906,838.67 : x
  2. Step 2: Convert to fraction form
    1,475,369.78/2,212,953.03 = 906,838.67/x
  3. Step 3: Cross multiply
    1,475,369.78x = 2,212,953.03 × 906,838.67
  4. Step 4: Simplify right side
    1,475,369.78x = 2,006,791,388,030.05
  5. Step 5: Solve for x
    x = 2,006,791,388,030.05/1,475,369.78
  6. Step 6: Final answer
    x = 1,360,195.54

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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.