Home / 1,902,628.28-2,625,709.02-1,138,534.76

Finding the Fourth Proportional to 1,902,628.28, 2,625,709.02 and 1,138,534.76

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Solution

The fourth proportional to 1,902,628.28, 2,625,709.02 and 1,138,534.76 is: 1,571,227.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,902,628.28 : 2,625,709.02 = 1,138,534.76 : x
  2. Step 2: Convert to fraction form
    1,902,628.28/2,625,709.02 = 1,138,534.76/x
  3. Step 3: Cross multiply
    1,902,628.28x = 2,625,709.02 × 1,138,534.76
  4. Step 4: Simplify right side
    1,902,628.28x = 2,989,460,988,915.54
  5. Step 5: Solve for x
    x = 2,989,460,988,915.54/1,902,628.28
  6. Step 6: Final answer
    x = 1,571,227.03

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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.