Home / 1,585,889.75-2,188,548.83-860,746.16

Finding the Fourth Proportional to 1,585,889.75, 2,188,548.83 and 860,746.16

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Solution

The fourth proportional to 1,585,889.75, 2,188,548.83 and 860,746.16 is: 1,187,841.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,889.75 : 2,188,548.83 = 860,746.16 : x
  2. Step 2: Convert to fraction form
    1,585,889.75/2,188,548.83 = 860,746.16/x
  3. Step 3: Cross multiply
    1,585,889.75x = 2,188,548.83 × 860,746.16
  4. Step 4: Simplify right side
    1,585,889.75x = 1,883,785,009,018.23
  5. Step 5: Solve for x
    x = 1,883,785,009,018.23/1,585,889.75
  6. Step 6: Final answer
    x = 1,187,841.09

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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.