Home / 1,686,526.20-2,525,735.64-964,679.64

Finding the Fourth Proportional to 1,686,526.20, 2,525,735.64 and 964,679.64

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Solution

The fourth proportional to 1,686,526.20, 2,525,735.64 and 964,679.64 is: 1,444,700.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,526.20 : 2,525,735.64 = 964,679.64 : x
  2. Step 2: Convert to fraction form
    1,686,526.20/2,525,735.64 = 964,679.64/x
  3. Step 3: Cross multiply
    1,686,526.20x = 2,525,735.64 × 964,679.64
  4. Step 4: Simplify right side
    1,686,526.20x = 2,436,525,747,930.37
  5. Step 5: Solve for x
    x = 2,436,525,747,930.37/1,686,526.20
  6. Step 6: Final answer
    x = 1,444,700.80

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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.