Home / 1,104,483.12-1,524,156.24-621,035.85

Finding the Fourth Proportional to 1,104,483.12, 1,524,156.24 and 621,035.85

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Solution

The fourth proportional to 1,104,483.12, 1,524,156.24 and 621,035.85 is: 857,012.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,483.12 : 1,524,156.24 = 621,035.85 : x
  2. Step 2: Convert to fraction form
    1,104,483.12/1,524,156.24 = 621,035.85/x
  3. Step 3: Cross multiply
    1,104,483.12x = 1,524,156.24 × 621,035.85
  4. Step 4: Simplify right side
    1,104,483.12x = 946,555,666,041.20
  5. Step 5: Solve for x
    x = 946,555,666,041.20/1,104,483.12
  6. Step 6: Final answer
    x = 857,012.34

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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.