Home / 1,683,916.56-2,323,889.15-1,030,338.09

Finding the Fourth Proportional to 1,683,916.56, 2,323,889.15 and 1,030,338.09

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Solution

The fourth proportional to 1,683,916.56, 2,323,889.15 and 1,030,338.09 is: 1,421,918.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,683,916.56 : 2,323,889.15 = 1,030,338.09 : x
  2. Step 2: Convert to fraction form
    1,683,916.56/2,323,889.15 = 1,030,338.09/x
  3. Step 3: Cross multiply
    1,683,916.56x = 2,323,889.15 × 1,030,338.09
  4. Step 4: Simplify right side
    1,683,916.56x = 2,394,391,503,031.03
  5. Step 5: Solve for x
    x = 2,394,391,503,031.03/1,683,916.56
  6. Step 6: Final answer
    x = 1,421,918.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.