Home / 1,585,895.27-2,188,537.52-860,742.90

Finding the Fourth Proportional to 1,585,895.27, 2,188,537.52 and 860,742.90

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Solution

The fourth proportional to 1,585,895.27, 2,188,537.52 and 860,742.90 is: 1,187,826.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,895.27 : 2,188,537.52 = 860,742.90 : x
  2. Step 2: Convert to fraction form
    1,585,895.27/2,188,537.52 = 860,742.90/x
  3. Step 3: Cross multiply
    1,585,895.27x = 2,188,537.52 × 860,742.90
  4. Step 4: Simplify right side
    1,585,895.27x = 1,883,768,127,419.89
  5. Step 5: Solve for x
    x = 1,883,768,127,419.89/1,585,895.27
  6. Step 6: Final answer
    x = 1,187,826.31

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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.