Home / 1,863,215.49-2,571,338.61-1,036,376.40

Finding the Fourth Proportional to 1,863,215.49, 2,571,338.61 and 1,036,376.40

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Solution

The fourth proportional to 1,863,215.49, 2,571,338.61 and 1,036,376.40 is: 1,430,255.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863,215.49 : 2,571,338.61 = 1,036,376.40 : x
  2. Step 2: Convert to fraction form
    1,863,215.49/2,571,338.61 = 1,036,376.40/x
  3. Step 3: Cross multiply
    1,863,215.49x = 2,571,338.61 × 1,036,376.40
  4. Step 4: Simplify right side
    1,863,215.49x = 2,664,874,651,812.80
  5. Step 5: Solve for x
    x = 2,664,874,651,812.80/1,863,215.49
  6. Step 6: Final answer
    x = 1,430,255.74

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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.