Home / 1,366,615.72-1,885,943.84-754,783.84

Finding the Fourth Proportional to 1,366,615.72, 1,885,943.84 and 754,783.84

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Solution

The fourth proportional to 1,366,615.72, 1,885,943.84 and 754,783.84 is: 1,041,609.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,615.72 : 1,885,943.84 = 754,783.84 : x
  2. Step 2: Convert to fraction form
    1,366,615.72/1,885,943.84 = 754,783.84/x
  3. Step 3: Cross multiply
    1,366,615.72x = 1,885,943.84 × 754,783.84
  4. Step 4: Simplify right side
    1,366,615.72x = 1,423,479,933,579.55
  5. Step 5: Solve for x
    x = 1,423,479,933,579.55/1,366,615.72
  6. Step 6: Final answer
    x = 1,041,609.51

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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.