Home / 1,903,653.18-2,627,034.39-1,178,356.50

Finding the Fourth Proportional to 1,903,653.18, 2,627,034.39 and 1,178,356.50

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Solution

The fourth proportional to 1,903,653.18, 2,627,034.39 and 1,178,356.50 is: 1,626,127.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,903,653.18 : 2,627,034.39 = 1,178,356.50 : x
  2. Step 2: Convert to fraction form
    1,903,653.18/2,627,034.39 = 1,178,356.50/x
  3. Step 3: Cross multiply
    1,903,653.18x = 2,627,034.39 × 1,178,356.50
  4. Step 4: Simplify right side
    1,903,653.18x = 3,095,583,049,180.04
  5. Step 5: Solve for x
    x = 3,095,583,049,180.04/1,903,653.18
  6. Step 6: Final answer
    x = 1,626,127.64

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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.