Home / 1,175,692.25-1,622,582.18-666,339.95

Finding the Fourth Proportional to 1,175,692.25, 1,622,582.18 and 666,339.95

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Solution

The fourth proportional to 1,175,692.25, 1,622,582.18 and 666,339.95 is: 919,621.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,692.25 : 1,622,582.18 = 666,339.95 : x
  2. Step 2: Convert to fraction form
    1,175,692.25/1,622,582.18 = 666,339.95/x
  3. Step 3: Cross multiply
    1,175,692.25x = 1,622,582.18 × 666,339.95
  4. Step 4: Simplify right side
    1,175,692.25x = 1,081,191,317,247.48
  5. Step 5: Solve for x
    x = 1,081,191,317,247.48/1,175,692.25
  6. Step 6: Final answer
    x = 919,621.03

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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.