Home / 1,790,859.70-2,686,289.55-608,907.70

Finding the Fourth Proportional to 1,790,859.70, 2,686,289.55 and 608,907.70

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Solution

The fourth proportional to 1,790,859.70, 2,686,289.55 and 608,907.70 is: 913,361.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,859.70 : 2,686,289.55 = 608,907.70 : x
  2. Step 2: Convert to fraction form
    1,790,859.70/2,686,289.55 = 608,907.70/x
  3. Step 3: Cross multiply
    1,790,859.70x = 2,686,289.55 × 608,907.70
  4. Step 4: Simplify right side
    1,790,859.70x = 1,635,702,391,424.53
  5. Step 5: Solve for x
    x = 1,635,702,391,424.53/1,790,859.70
  6. Step 6: Final answer
    x = 913,361.55

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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.