Home / 1,804,382.12-2,490,047.26-988,616.75

Finding the Fourth Proportional to 1,804,382.12, 2,490,047.26 and 988,616.75

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Solution

The fourth proportional to 1,804,382.12, 2,490,047.26 and 988,616.75 is: 1,364,291.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804,382.12 : 2,490,047.26 = 988,616.75 : x
  2. Step 2: Convert to fraction form
    1,804,382.12/2,490,047.26 = 988,616.75/x
  3. Step 3: Cross multiply
    1,804,382.12x = 2,490,047.26 × 988,616.75
  4. Step 4: Simplify right side
    1,804,382.12x = 2,461,702,414,605.83
  5. Step 5: Solve for x
    x = 2,461,702,414,605.83/1,804,382.12
  6. Step 6: Final answer
    x = 1,364,291.07

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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.