Home / 1,811,782.47-2,500,307.96-984,911.73

Finding the Fourth Proportional to 1,811,782.47, 2,500,307.96 and 984,911.73

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Solution

The fourth proportional to 1,811,782.47, 2,500,307.96 and 984,911.73 is: 1,359,204.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,782.47 : 2,500,307.96 = 984,911.73 : x
  2. Step 2: Convert to fraction form
    1,811,782.47/2,500,307.96 = 984,911.73/x
  3. Step 3: Cross multiply
    1,811,782.47x = 2,500,307.96 × 984,911.73
  4. Step 4: Simplify right side
    1,811,782.47x = 2,462,582,638,416.37
  5. Step 5: Solve for x
    x = 2,462,582,638,416.37/1,811,782.47
  6. Step 6: Final answer
    x = 1,359,204.36

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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.