Home / 1,472,362.31-2,208,592.66-407,315.18

Finding the Fourth Proportional to 1,472,362.31, 2,208,592.66 and 407,315.18

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Solution

The fourth proportional to 1,472,362.31, 2,208,592.66 and 407,315.18 is: 610,986.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,362.31 : 2,208,592.66 = 407,315.18 : x
  2. Step 2: Convert to fraction form
    1,472,362.31/2,208,592.66 = 407,315.18/x
  3. Step 3: Cross multiply
    1,472,362.31x = 2,208,592.66 × 407,315.18
  4. Step 4: Simplify right side
    1,472,362.31x = 899,593,321,357.77
  5. Step 5: Solve for x
    x = 899,593,321,357.77/1,472,362.31
  6. Step 6: Final answer
    x = 610,986.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.