Home / 1,585,878.23-2,188,514.06-860,725.93

Finding the Fourth Proportional to 1,585,878.23, 2,188,514.06 and 860,725.93

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Solution

The fourth proportional to 1,585,878.23, 2,188,514.06 and 860,725.93 is: 1,187,802.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,878.23 : 2,188,514.06 = 860,725.93 : x
  2. Step 2: Convert to fraction form
    1,585,878.23/2,188,514.06 = 860,725.93/x
  3. Step 3: Cross multiply
    1,585,878.23x = 2,188,514.06 × 860,725.93
  4. Step 4: Simplify right side
    1,585,878.23x = 1,883,710,799,611.58
  5. Step 5: Solve for x
    x = 1,883,710,799,611.58/1,585,878.23
  6. Step 6: Final answer
    x = 1,187,802.92

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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.