Home / 1,585,947.74-2,188,602.36-860,795.45

Finding the Fourth Proportional to 1,585,947.74, 2,188,602.36 and 860,795.45

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Solution

The fourth proportional to 1,585,947.74, 2,188,602.36 and 860,795.45 is: 1,187,894.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,947.74 : 2,188,602.36 = 860,795.45 : x
  2. Step 2: Convert to fraction form
    1,585,947.74/2,188,602.36 = 860,795.45/x
  3. Step 3: Cross multiply
    1,585,947.74x = 2,188,602.36 × 860,795.45
  4. Step 4: Simplify right side
    1,585,947.74x = 1,883,938,961,554.52
  5. Step 5: Solve for x
    x = 1,883,938,961,554.52/1,585,947.74
  6. Step 6: Final answer
    x = 1,187,894.73

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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.