Home / 1,888,368.16-2,605,915.04-1,028,935.52

Finding the Fourth Proportional to 1,888,368.16, 2,605,915.04 and 1,028,935.52

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Solution

The fourth proportional to 1,888,368.16, 2,605,915.04 and 1,028,935.52 is: 1,419,913.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,368.16 : 2,605,915.04 = 1,028,935.52 : x
  2. Step 2: Convert to fraction form
    1,888,368.16/2,605,915.04 = 1,028,935.52/x
  3. Step 3: Cross multiply
    1,888,368.16x = 2,605,915.04 × 1,028,935.52
  4. Step 4: Simplify right side
    1,888,368.16x = 2,681,318,546,758.22
  5. Step 5: Solve for x
    x = 2,681,318,546,758.22/1,888,368.16
  6. Step 6: Final answer
    x = 1,419,913.03

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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.