Home / 1,709,665.29-2,564,500.93-698,786.36

Finding the Fourth Proportional to 1,709,665.29, 2,564,500.93 and 698,786.36

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Solution

The fourth proportional to 1,709,665.29, 2,564,500.93 and 698,786.36 is: 1,048,180.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,709,665.29 : 2,564,500.93 = 698,786.36 : x
  2. Step 2: Convert to fraction form
    1,709,665.29/2,564,500.93 = 698,786.36/x
  3. Step 3: Cross multiply
    1,709,665.29x = 2,564,500.93 × 698,786.36
  4. Step 4: Simplify right side
    1,709,665.29x = 1,792,038,265,138.72
  5. Step 5: Solve for x
    x = 1,792,038,265,138.72/1,709,665.29
  6. Step 6: Final answer
    x = 1,048,180.76

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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.