Home / 1,874,505.40-2,586,812.80-1,015,065.60

Finding the Fourth Proportional to 1,874,505.40, 2,586,812.80 and 1,015,065.60

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Solution

The fourth proportional to 1,874,505.40, 2,586,812.80 and 1,015,065.60 is: 1,400,788.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874,505.40 : 2,586,812.80 = 1,015,065.60 : x
  2. Step 2: Convert to fraction form
    1,874,505.40/2,586,812.80 = 1,015,065.60/x
  3. Step 3: Cross multiply
    1,874,505.40x = 2,586,812.80 × 1,015,065.60
  4. Step 4: Simplify right side
    1,874,505.40x = 2,625,784,686,919.68
  5. Step 5: Solve for x
    x = 2,625,784,686,919.68/1,874,505.40
  6. Step 6: Final answer
    x = 1,400,788.01

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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.