Home / 1,826,579.65-2,520,642.20-1,010,782.79

Finding the Fourth Proportional to 1,826,579.65, 2,520,642.20 and 1,010,782.79

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Solution

The fourth proportional to 1,826,579.65, 2,520,642.20 and 1,010,782.79 is: 1,394,859.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826,579.65 : 2,520,642.20 = 1,010,782.79 : x
  2. Step 2: Convert to fraction form
    1,826,579.65/2,520,642.20 = 1,010,782.79/x
  3. Step 3: Cross multiply
    1,826,579.65x = 2,520,642.20 × 1,010,782.79
  4. Step 4: Simplify right side
    1,826,579.65x = 2,547,821,755,507.74
  5. Step 5: Solve for x
    x = 2,547,821,755,507.74/1,826,579.65
  6. Step 6: Final answer
    x = 1,394,859.38

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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.