Home / 1,307,567.84-1,961,667.92-454,516.34

Finding the Fourth Proportional to 1,307,567.84, 1,961,667.92 and 454,516.34

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Solution

The fourth proportional to 1,307,567.84, 1,961,667.92 and 454,516.34 is: 681,884.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,567.84 : 1,961,667.92 = 454,516.34 : x
  2. Step 2: Convert to fraction form
    1,307,567.84/1,961,667.92 = 454,516.34/x
  3. Step 3: Cross multiply
    1,307,567.84x = 1,961,667.92 × 454,516.34
  4. Step 4: Simplify right side
    1,307,567.84x = 891,610,123,293.81
  5. Step 5: Solve for x
    x = 891,610,123,293.81/1,307,567.84
  6. Step 6: Final answer
    x = 681,884.41

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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.