Home / 1,585,958.35-2,188,595.07-860,790.51

Finding the Fourth Proportional to 1,585,958.35, 2,188,595.07 and 860,790.51

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Solution

The fourth proportional to 1,585,958.35, 2,188,595.07 and 860,790.51 is: 1,187,876.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,958.35 : 2,188,595.07 = 860,790.51 : x
  2. Step 2: Convert to fraction form
    1,585,958.35/2,188,595.07 = 860,790.51/x
  3. Step 3: Cross multiply
    1,585,958.35x = 2,188,595.07 × 860,790.51
  4. Step 4: Simplify right side
    1,585,958.35x = 1,883,921,866,488.79
  5. Step 5: Solve for x
    x = 1,883,921,866,488.79/1,585,958.35
  6. Step 6: Final answer
    x = 1,187,876.00

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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.