Home / 1,941,996.48-2,913,410.88-679,865.28

Finding the Fourth Proportional to 1,941,996.48, 2,913,410.88 and 679,865.28

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Solution

The fourth proportional to 1,941,996.48, 2,913,410.88 and 679,865.28 is: 1,019,943.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,996.48 : 2,913,410.88 = 679,865.28 : x
  2. Step 2: Convert to fraction form
    1,941,996.48/2,913,410.88 = 679,865.28/x
  3. Step 3: Cross multiply
    1,941,996.48x = 2,913,410.88 × 679,865.28
  4. Step 4: Simplify right side
    1,941,996.48x = 1,980,726,903,686.25
  5. Step 5: Solve for x
    x = 1,980,726,903,686.25/1,941,996.48
  6. Step 6: Final answer
    x = 1,019,943.61

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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.