Home / 1,888,216.08-2,834,793.72-1,121,114.18

Finding the Fourth Proportional to 1,888,216.08, 2,834,793.72 and 1,121,114.18

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Solution

The fourth proportional to 1,888,216.08, 2,834,793.72 and 1,121,114.18 is: 1,683,137.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,216.08 : 2,834,793.72 = 1,121,114.18 : x
  2. Step 2: Convert to fraction form
    1,888,216.08/2,834,793.72 = 1,121,114.18/x
  3. Step 3: Cross multiply
    1,888,216.08x = 2,834,793.72 × 1,121,114.18
  4. Step 4: Simplify right side
    1,888,216.08x = 3,178,127,443,953.93
  5. Step 5: Solve for x
    x = 3,178,127,443,953.93/1,888,216.08
  6. Step 6: Final answer
    x = 1,683,137.58

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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.