Home / 1,104,925.80-1,524,782.30-621,491.27

Finding the Fourth Proportional to 1,104,925.80, 1,524,782.30 and 621,491.27

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Solution

The fourth proportional to 1,104,925.80, 1,524,782.30 and 621,491.27 is: 857,649.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,925.80 : 1,524,782.30 = 621,491.27 : x
  2. Step 2: Convert to fraction form
    1,104,925.80/1,524,782.30 = 621,491.27/x
  3. Step 3: Cross multiply
    1,104,925.80x = 1,524,782.30 × 621,491.27
  4. Step 4: Simplify right side
    1,104,925.80x = 947,638,888,805.02
  5. Step 5: Solve for x
    x = 947,638,888,805.02/1,104,925.80
  6. Step 6: Final answer
    x = 857,649.35

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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.