Home / 1,095,159.18-1,638,742.20-646,095.18

Finding the Fourth Proportional to 1,095,159.18, 1,638,742.20 and 646,095.18

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Solution

The fourth proportional to 1,095,159.18, 1,638,742.20 and 646,095.18 is: 966,784.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,159.18 : 1,638,742.20 = 646,095.18 : x
  2. Step 2: Convert to fraction form
    1,095,159.18/1,638,742.20 = 646,095.18/x
  3. Step 3: Cross multiply
    1,095,159.18x = 1,638,742.20 × 646,095.18
  4. Step 4: Simplify right side
    1,095,159.18x = 1,058,783,436,682.60
  5. Step 5: Solve for x
    x = 1,058,783,436,682.60/1,095,159.18
  6. Step 6: Final answer
    x = 966,784.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.