Home / 1,775,203.70-2,662,805.55-828,670.10

Finding the Fourth Proportional to 1,775,203.70, 2,662,805.55 and 828,670.10

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Solution

The fourth proportional to 1,775,203.70, 2,662,805.55 and 828,670.10 is: 1,243,005.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,203.70 : 2,662,805.55 = 828,670.10 : x
  2. Step 2: Convert to fraction form
    1,775,203.70/2,662,805.55 = 828,670.10/x
  3. Step 3: Cross multiply
    1,775,203.70x = 2,662,805.55 × 828,670.10
  4. Step 4: Simplify right side
    1,775,203.70x = 2,206,587,341,399.05
  5. Step 5: Solve for x
    x = 2,206,587,341,399.05/1,775,203.70
  6. Step 6: Final answer
    x = 1,243,005.15

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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.