Home / 1,669,233.15-2,303,544.42-905,287.32

Finding the Fourth Proportional to 1,669,233.15, 2,303,544.42 and 905,287.32

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Solution

The fourth proportional to 1,669,233.15, 2,303,544.42 and 905,287.32 is: 1,249,297.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,233.15 : 2,303,544.42 = 905,287.32 : x
  2. Step 2: Convert to fraction form
    1,669,233.15/2,303,544.42 = 905,287.32/x
  3. Step 3: Cross multiply
    1,669,233.15x = 2,303,544.42 × 905,287.32
  4. Step 4: Simplify right side
    1,669,233.15x = 2,085,369,554,482.75
  5. Step 5: Solve for x
    x = 2,085,369,554,482.75/1,669,233.15
  6. Step 6: Final answer
    x = 1,249,297.95

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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.