Home / 1,109,965.50-1,531,763.46-600,678.81

Finding the Fourth Proportional to 1,109,965.50, 1,531,763.46 and 600,678.81

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Solution

The fourth proportional to 1,109,965.50, 1,531,763.46 and 600,678.81 is: 828,942.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,965.50 : 1,531,763.46 = 600,678.81 : x
  2. Step 2: Convert to fraction form
    1,109,965.50/1,531,763.46 = 600,678.81/x
  3. Step 3: Cross multiply
    1,109,965.50x = 1,531,763.46 × 600,678.81
  4. Step 4: Simplify right side
    1,109,965.50x = 920,097,852,354.28
  5. Step 5: Solve for x
    x = 920,097,852,354.28/1,109,965.50
  6. Step 6: Final answer
    x = 828,942.75

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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.