Home / 1,906,603.67-2,630,472.90-1,079,564.40

Finding the Fourth Proportional to 1,906,603.67, 2,630,472.90 and 1,079,564.40

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Solution

The fourth proportional to 1,906,603.67, 2,630,472.90 and 1,079,564.40 is: 1,489,436.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906,603.67 : 2,630,472.90 = 1,079,564.40 : x
  2. Step 2: Convert to fraction form
    1,906,603.67/2,630,472.90 = 1,079,564.40/x
  3. Step 3: Cross multiply
    1,906,603.67x = 2,630,472.90 × 1,079,564.40
  4. Step 4: Simplify right side
    1,906,603.67x = 2,839,764,898,004.76
  5. Step 5: Solve for x
    x = 2,839,764,898,004.76/1,906,603.67
  6. Step 6: Final answer
    x = 1,489,436.40

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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.