Home / 3,150,751.80-4,726,127.70-1,887,929.40

Finding the Fourth Proportional to 3,150,751.80, 4,726,127.70 and 1,887,929.40

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Solution

The fourth proportional to 3,150,751.80, 4,726,127.70 and 1,887,929.40 is: 2,831,894.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150,751.80 : 4,726,127.70 = 1,887,929.40 : x
  2. Step 2: Convert to fraction form
    3,150,751.80/4,726,127.70 = 1,887,929.40/x
  3. Step 3: Cross multiply
    3,150,751.80x = 4,726,127.70 × 1,887,929.40
  4. Step 4: Simplify right side
    3,150,751.80x = 8,922,595,432,984.38
  5. Step 5: Solve for x
    x = 8,922,595,432,984.38/3,150,751.80
  6. Step 6: Final answer
    x = 2,831,894.10

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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.