Home / 1,887,760.07-2,604,986.12-1,113,213.26

Finding the Fourth Proportional to 1,887,760.07, 2,604,986.12 and 1,113,213.26

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Solution

The fourth proportional to 1,887,760.07, 2,604,986.12 and 1,113,213.26 is: 1,536,161.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,887,760.07 : 2,604,986.12 = 1,113,213.26 : x
  2. Step 2: Convert to fraction form
    1,887,760.07/2,604,986.12 = 1,113,213.26/x
  3. Step 3: Cross multiply
    1,887,760.07x = 2,604,986.12 × 1,113,213.26
  4. Step 4: Simplify right side
    1,887,760.07x = 2,899,905,072,308.95
  5. Step 5: Solve for x
    x = 2,899,905,072,308.95/1,887,760.07
  6. Step 6: Final answer
    x = 1,536,161.89

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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.