Home / 1,804,655.80-2,490,259.36-1,040,561.76

Finding the Fourth Proportional to 1,804,655.80, 2,490,259.36 and 1,040,561.76

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Solution

The fourth proportional to 1,804,655.80, 2,490,259.36 and 1,040,561.76 is: 1,435,879.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804,655.80 : 2,490,259.36 = 1,040,561.76 : x
  2. Step 2: Convert to fraction form
    1,804,655.80/2,490,259.36 = 1,040,561.76/x
  3. Step 3: Cross multiply
    1,804,655.80x = 2,490,259.36 × 1,040,561.76
  4. Step 4: Simplify right side
    1,804,655.80x = 2,591,268,662,498.07
  5. Step 5: Solve for x
    x = 2,591,268,662,498.07/1,804,655.80
  6. Step 6: Final answer
    x = 1,435,879.72

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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.