Home / 1,920,603.64-2,882,326.33-909,730.89

Finding the Fourth Proportional to 1,920,603.64, 2,882,326.33 and 909,730.89

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Solution

The fourth proportional to 1,920,603.64, 2,882,326.33 and 909,730.89 is: 1,365,269.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,920,603.64 : 2,882,326.33 = 909,730.89 : x
  2. Step 2: Convert to fraction form
    1,920,603.64/2,882,326.33 = 909,730.89/x
  3. Step 3: Cross multiply
    1,920,603.64x = 2,882,326.33 × 909,730.89
  4. Step 4: Simplify right side
    1,920,603.64x = 2,622,141,297,461.33
  5. Step 5: Solve for x
    x = 2,622,141,297,461.33/1,920,603.64
  6. Step 6: Final answer
    x = 1,365,269.36

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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.