Home / 1,959,449.40-2,939,283.54-611,798.04

Finding the Fourth Proportional to 1,959,449.40, 2,939,283.54 and 611,798.04

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Solution

The fourth proportional to 1,959,449.40, 2,939,283.54 and 611,798.04 is: 917,731.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959,449.40 : 2,939,283.54 = 611,798.04 : x
  2. Step 2: Convert to fraction form
    1,959,449.40/2,939,283.54 = 611,798.04/x
  3. Step 3: Cross multiply
    1,959,449.40x = 2,939,283.54 × 611,798.04
  4. Step 4: Simplify right side
    1,959,449.40x = 1,798,247,908,776.26
  5. Step 5: Solve for x
    x = 1,798,247,908,776.26/1,959,449.40
  6. Step 6: Final answer
    x = 917,731.23

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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.