Home / 1,173,532.74-1,619,480.52-664,333.62

Finding the Fourth Proportional to 1,173,532.74, 1,619,480.52 and 664,333.62

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Solution

The fourth proportional to 1,173,532.74, 1,619,480.52 and 664,333.62 is: 916,783.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,532.74 : 1,619,480.52 = 664,333.62 : x
  2. Step 2: Convert to fraction form
    1,173,532.74/1,619,480.52 = 664,333.62/x
  3. Step 3: Cross multiply
    1,173,532.74x = 1,619,480.52 × 664,333.62
  4. Step 4: Simplify right side
    1,173,532.74x = 1,075,875,356,371.08
  5. Step 5: Solve for x
    x = 1,075,875,356,371.08/1,173,532.74
  6. Step 6: Final answer
    x = 916,783.42

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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.