Home / 1,861,849-2,792,564.40-514,203.22

Finding the Fourth Proportional to 1,861,849, 2,792,564.40 and 514,203.22

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Solution

The fourth proportional to 1,861,849, 2,792,564.40 and 514,203.22 is: 771,247.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,861,849 : 2,792,564.40 = 514,203.22 : x
  2. Step 2: Convert to fraction form
    1,861,849/2,792,564.40 = 514,203.22/x
  3. Step 3: Cross multiply
    1,861,849x = 2,792,564.40 × 514,203.22
  4. Step 4: Simplify right side
    1,861,849x = 1,435,945,606,537.37
  5. Step 5: Solve for x
    x = 1,435,945,606,537.37/1,861,849
  6. Step 6: Final answer
    x = 771,247.08

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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.