Home / 1,899,283.95-2,621,010.56-1,039,843.98

Finding the Fourth Proportional to 1,899,283.95, 2,621,010.56 and 1,039,843.98

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Solution

The fourth proportional to 1,899,283.95, 2,621,010.56 and 1,039,843.98 is: 1,434,983.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,283.95 : 2,621,010.56 = 1,039,843.98 : x
  2. Step 2: Convert to fraction form
    1,899,283.95/2,621,010.56 = 1,039,843.98/x
  3. Step 3: Cross multiply
    1,899,283.95x = 2,621,010.56 × 1,039,843.98
  4. Step 4: Simplify right side
    1,899,283.95x = 2,725,442,047,133.21
  5. Step 5: Solve for x
    x = 2,725,442,047,133.21/1,899,283.95
  6. Step 6: Final answer
    x = 1,434,983.98

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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.