Home / 1,775,427.09-2,663,535.31-828,281.13

Finding the Fourth Proportional to 1,775,427.09, 2,663,535.31 and 828,281.13

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Solution

The fourth proportional to 1,775,427.09, 2,663,535.31 and 828,281.13 is: 1,242,605.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,427.09 : 2,663,535.31 = 828,281.13 : x
  2. Step 2: Convert to fraction form
    1,775,427.09/2,663,535.31 = 828,281.13/x
  3. Step 3: Cross multiply
    1,775,427.09x = 2,663,535.31 × 828,281.13
  4. Step 4: Simplify right side
    1,775,427.09x = 2,206,156,052,600.13
  5. Step 5: Solve for x
    x = 2,206,156,052,600.13/1,775,427.09
  6. Step 6: Final answer
    x = 1,242,605.83

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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.