Home / 1,086,900.65-1,499,969.75-603,465.82

Finding the Fourth Proportional to 1,086,900.65, 1,499,969.75 and 603,465.82

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Solution

The fourth proportional to 1,086,900.65, 1,499,969.75 and 603,465.82 is: 832,808.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,900.65 : 1,499,969.75 = 603,465.82 : x
  2. Step 2: Convert to fraction form
    1,086,900.65/1,499,969.75 = 603,465.82/x
  3. Step 3: Cross multiply
    1,086,900.65x = 1,499,969.75 × 603,465.82
  4. Step 4: Simplify right side
    1,086,900.65x = 905,180,472,610.36
  5. Step 5: Solve for x
    x = 905,180,472,610.36/1,086,900.65
  6. Step 6: Final answer
    x = 832,808.84

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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.