Home / 1,794,874.80-2,688,683.40-1,118,881.20

Finding the Fourth Proportional to 1,794,874.80, 2,688,683.40 and 1,118,881.20

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Solution

The fourth proportional to 1,794,874.80, 2,688,683.40 and 1,118,881.20 is: 1,676,059.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,794,874.80 : 2,688,683.40 = 1,118,881.20 : x
  2. Step 2: Convert to fraction form
    1,794,874.80/2,688,683.40 = 1,118,881.20/x
  3. Step 3: Cross multiply
    1,794,874.80x = 2,688,683.40 × 1,118,881.20
  4. Step 4: Simplify right side
    1,794,874.80x = 3,008,317,309,012.08
  5. Step 5: Solve for x
    x = 3,008,317,309,012.08/1,794,874.80
  6. Step 6: Final answer
    x = 1,676,059.69

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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.