Home / 1,939,168.48-2,908,951.36-742,097.60

Finding the Fourth Proportional to 1,939,168.48, 2,908,951.36 and 742,097.60

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Solution

The fourth proportional to 1,939,168.48, 2,908,951.36 and 742,097.60 is: 1,113,222.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,168.48 : 2,908,951.36 = 742,097.60 : x
  2. Step 2: Convert to fraction form
    1,939,168.48/2,908,951.36 = 742,097.60/x
  3. Step 3: Cross multiply
    1,939,168.48x = 2,908,951.36 × 742,097.60
  4. Step 4: Simplify right side
    1,939,168.48x = 2,158,725,822,772.74
  5. Step 5: Solve for x
    x = 2,158,725,822,772.74/1,939,168.48
  6. Step 6: Final answer
    x = 1,113,222.42

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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.