Home / 2,528,918.19-3,792,378.78-1,012,318.47

Finding the Fourth Proportional to 2,528,918.19, 3,792,378.78 and 1,012,318.47

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Solution

The fourth proportional to 2,528,918.19, 3,792,378.78 and 1,012,318.47 is: 1,518,078.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528,918.19 : 3,792,378.78 = 1,012,318.47 : x
  2. Step 2: Convert to fraction form
    2,528,918.19/3,792,378.78 = 1,012,318.47/x
  3. Step 3: Cross multiply
    2,528,918.19x = 3,792,378.78 × 1,012,318.47
  4. Step 4: Simplify right side
    2,528,918.19x = 3,839,095,084,230.07
  5. Step 5: Solve for x
    x = 3,839,095,084,230.07/2,528,918.19
  6. Step 6: Final answer
    x = 1,518,078.01

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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.