Home / 1,769,301-2,654,959.47-689,673.06

Finding the Fourth Proportional to 1,769,301, 2,654,959.47 and 689,673.06

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Solution

The fourth proportional to 1,769,301, 2,654,959.47 and 689,673.06 is: 1,034,902.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,301 : 2,654,959.47 = 689,673.06 : x
  2. Step 2: Convert to fraction form
    1,769,301/2,654,959.47 = 689,673.06/x
  3. Step 3: Cross multiply
    1,769,301x = 2,654,959.47 × 689,673.06
  4. Step 4: Simplify right side
    1,769,301x = 1,831,054,021,850.88
  5. Step 5: Solve for x
    x = 1,831,054,021,850.88/1,769,301
  6. Step 6: Final answer
    x = 1,034,902.50

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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.