Home / 1,898,662.77-2,620,157.81-1,039,277.48

Finding the Fourth Proportional to 1,898,662.77, 2,620,157.81 and 1,039,277.48

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Solution

The fourth proportional to 1,898,662.77, 2,620,157.81 and 1,039,277.48 is: 1,434,204.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898,662.77 : 2,620,157.81 = 1,039,277.48 : x
  2. Step 2: Convert to fraction form
    1,898,662.77/2,620,157.81 = 1,039,277.48/x
  3. Step 3: Cross multiply
    1,898,662.77x = 2,620,157.81 × 1,039,277.48
  4. Step 4: Simplify right side
    1,898,662.77x = 2,723,070,987,681.94
  5. Step 5: Solve for x
    x = 2,723,070,987,681.94/1,898,662.77
  6. Step 6: Final answer
    x = 1,434,204.66

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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.