Home / 2,809,802.07-3,877,531.56-1,520,643.60

Finding the Fourth Proportional to 2,809,802.07, 3,877,531.56 and 1,520,643.60

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Solution

The fourth proportional to 2,809,802.07, 3,877,531.56 and 1,520,643.60 is: 2,098,490.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,802.07 : 3,877,531.56 = 1,520,643.60 : x
  2. Step 2: Convert to fraction form
    2,809,802.07/3,877,531.56 = 1,520,643.60/x
  3. Step 3: Cross multiply
    2,809,802.07x = 3,877,531.56 × 1,520,643.60
  4. Step 4: Simplify right side
    2,809,802.07x = 5,896,343,550,512.02
  5. Step 5: Solve for x
    x = 5,896,343,550,512.02/2,809,802.07
  6. Step 6: Final answer
    x = 2,098,490.71

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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.