Home / 1,686,490.50-2,525,682.25-964,643.82

Finding the Fourth Proportional to 1,686,490.50, 2,525,682.25 and 964,643.82

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Solution

The fourth proportional to 1,686,490.50, 2,525,682.25 and 964,643.82 is: 1,444,647.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,490.50 : 2,525,682.25 = 964,643.82 : x
  2. Step 2: Convert to fraction form
    1,686,490.50/2,525,682.25 = 964,643.82/x
  3. Step 3: Cross multiply
    1,686,490.50x = 2,525,682.25 × 964,643.82
  4. Step 4: Simplify right side
    1,686,490.50x = 2,436,383,773,746.19
  5. Step 5: Solve for x
    x = 2,436,383,773,746.19/1,686,490.50
  6. Step 6: Final answer
    x = 1,444,647.20

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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.