Home / 1,104,925.87-1,524,782.37-621,491.34

Finding the Fourth Proportional to 1,104,925.87, 1,524,782.37 and 621,491.34

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Solution

The fourth proportional to 1,104,925.87, 1,524,782.37 and 621,491.34 is: 857,649.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,925.87 : 1,524,782.37 = 621,491.34 : x
  2. Step 2: Convert to fraction form
    1,104,925.87/1,524,782.37 = 621,491.34/x
  3. Step 3: Cross multiply
    1,104,925.87x = 1,524,782.37 × 621,491.34
  4. Step 4: Simplify right side
    1,104,925.87x = 947,639,038,339.68
  5. Step 5: Solve for x
    x = 947,639,038,339.68/1,104,925.87
  6. Step 6: Final answer
    x = 857,649.43

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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.