Home / 1,792,537.64-2,470,900.83-1,218,581.36

Finding the Fourth Proportional to 1,792,537.64, 2,470,900.83 and 1,218,581.36

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Solution

The fourth proportional to 1,792,537.64, 2,470,900.83 and 1,218,581.36 is: 1,679,738.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792,537.64 : 2,470,900.83 = 1,218,581.36 : x
  2. Step 2: Convert to fraction form
    1,792,537.64/2,470,900.83 = 1,218,581.36/x
  3. Step 3: Cross multiply
    1,792,537.64x = 2,470,900.83 × 1,218,581.36
  4. Step 4: Simplify right side
    1,792,537.64x = 3,010,993,686,188.22
  5. Step 5: Solve for x
    x = 3,010,993,686,188.22/1,792,537.64
  6. Step 6: Final answer
    x = 1,679,738.05

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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.