Home / 1,158,329.80-1,736,112.30-484,409.80

Finding the Fourth Proportional to 1,158,329.80, 1,736,112.30 and 484,409.80

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Solution

The fourth proportional to 1,158,329.80, 1,736,112.30 and 484,409.80 is: 726,036.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,329.80 : 1,736,112.30 = 484,409.80 : x
  2. Step 2: Convert to fraction form
    1,158,329.80/1,736,112.30 = 484,409.80/x
  3. Step 3: Cross multiply
    1,158,329.80x = 1,736,112.30 × 484,409.80
  4. Step 4: Simplify right side
    1,158,329.80x = 840,989,812,020.54
  5. Step 5: Solve for x
    x = 840,989,812,020.54/1,158,329.80
  6. Step 6: Final answer
    x = 726,036.58

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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.