Home / 1,767,054.88-2,438,471.73-1,079,876.40

Finding the Fourth Proportional to 1,767,054.88, 2,438,471.73 and 1,079,876.40

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Solution

The fourth proportional to 1,767,054.88, 2,438,471.73 and 1,079,876.40 is: 1,490,190.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,767,054.88 : 2,438,471.73 = 1,079,876.40 : x
  2. Step 2: Convert to fraction form
    1,767,054.88/2,438,471.73 = 1,079,876.40/x
  3. Step 3: Cross multiply
    1,767,054.88x = 2,438,471.73 × 1,079,876.40
  4. Step 4: Simplify right side
    1,767,054.88x = 2,633,248,073,294.17
  5. Step 5: Solve for x
    x = 2,633,248,073,294.17/1,767,054.88
  6. Step 6: Final answer
    x = 1,490,190.32

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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.