Home / 1,872,378.52-2,583,955.62-1,097,901.72

Finding the Fourth Proportional to 1,872,378.52, 2,583,955.62 and 1,097,901.72

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Solution

The fourth proportional to 1,872,378.52, 2,583,955.62 and 1,097,901.72 is: 1,515,147.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,378.52 : 2,583,955.62 = 1,097,901.72 : x
  2. Step 2: Convert to fraction form
    1,872,378.52/2,583,955.62 = 1,097,901.72/x
  3. Step 3: Cross multiply
    1,872,378.52x = 2,583,955.62 × 1,097,901.72
  4. Step 4: Simplify right side
    1,872,378.52x = 2,836,929,319,601.67
  5. Step 5: Solve for x
    x = 2,836,929,319,601.67/1,872,378.52
  6. Step 6: Final answer
    x = 1,515,147.33

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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.