Home / 1,325,075.40-1,828,466.73-744,363.72

Finding the Fourth Proportional to 1,325,075.40, 1,828,466.73 and 744,363.72

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Solution

The fourth proportional to 1,325,075.40, 1,828,466.73 and 744,363.72 is: 1,027,144.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,075.40 : 1,828,466.73 = 744,363.72 : x
  2. Step 2: Convert to fraction form
    1,325,075.40/1,828,466.73 = 744,363.72/x
  3. Step 3: Cross multiply
    1,325,075.40x = 1,828,466.73 × 744,363.72
  4. Step 4: Simplify right side
    1,325,075.40x = 1,361,044,297,039.04
  5. Step 5: Solve for x
    x = 1,361,044,297,039.04/1,325,075.40
  6. Step 6: Final answer
    x = 1,027,144.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.