Home / 1,525,234.60-2,290,476.30-816,646.60

Finding the Fourth Proportional to 1,525,234.60, 2,290,476.30 and 816,646.60

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Solution

The fourth proportional to 1,525,234.60, 2,290,476.30 and 816,646.60 is: 1,226,375.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,234.60 : 2,290,476.30 = 816,646.60 : x
  2. Step 2: Convert to fraction form
    1,525,234.60/2,290,476.30 = 816,646.60/x
  3. Step 3: Cross multiply
    1,525,234.60x = 2,290,476.30 × 816,646.60
  4. Step 4: Simplify right side
    1,525,234.60x = 1,870,509,682,775.58
  5. Step 5: Solve for x
    x = 1,870,509,682,775.58/1,525,234.60
  6. Step 6: Final answer
    x = 1,226,375.07

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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.