Home / 1,615,970.24-2,424,054.72-669,415.04

Finding the Fourth Proportional to 1,615,970.24, 2,424,054.72 and 669,415.04

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Solution

The fourth proportional to 1,615,970.24, 2,424,054.72 and 669,415.04 is: 1,004,163.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,970.24 : 2,424,054.72 = 669,415.04 : x
  2. Step 2: Convert to fraction form
    1,615,970.24/2,424,054.72 = 669,415.04/x
  3. Step 3: Cross multiply
    1,615,970.24x = 2,424,054.72 × 669,415.04
  4. Step 4: Simplify right side
    1,615,970.24x = 1,622,698,687,350.99
  5. Step 5: Solve for x
    x = 1,622,698,687,350.99/1,615,970.24
  6. Step 6: Final answer
    x = 1,004,163.72

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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.