Home / 1,339,820.80-2,010,314.40-674,972.80

Finding the Fourth Proportional to 1,339,820.80, 2,010,314.40 and 674,972.80

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Solution

The fourth proportional to 1,339,820.80, 2,010,314.40 and 674,972.80 is: 1,012,753.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,820.80 : 2,010,314.40 = 674,972.80 : x
  2. Step 2: Convert to fraction form
    1,339,820.80/2,010,314.40 = 674,972.80/x
  3. Step 3: Cross multiply
    1,339,820.80x = 2,010,314.40 × 674,972.80
  4. Step 4: Simplify right side
    1,339,820.80x = 1,356,907,539,448.32
  5. Step 5: Solve for x
    x = 1,356,907,539,448.32/1,339,820.80
  6. Step 6: Final answer
    x = 1,012,753.00

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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.