Home / 1,938,042.81-2,907,263.07-740,971.94

Finding the Fourth Proportional to 1,938,042.81, 2,907,263.07 and 740,971.94

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Solution

The fourth proportional to 1,938,042.81, 2,907,263.07 and 740,971.94 is: 1,111,533.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938,042.81 : 2,907,263.07 = 740,971.94 : x
  2. Step 2: Convert to fraction form
    1,938,042.81/2,907,263.07 = 740,971.94/x
  3. Step 3: Cross multiply
    1,938,042.81x = 2,907,263.07 × 740,971.94
  4. Step 4: Simplify right side
    1,938,042.81x = 2,154,200,342,531.94
  5. Step 5: Solve for x
    x = 2,154,200,342,531.94/1,938,042.81
  6. Step 6: Final answer
    x = 1,111,533.93

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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.