Home / 1,949,030.76-2,922,215.70-1,038,349.38

Finding the Fourth Proportional to 1,949,030.76, 2,922,215.70 and 1,038,349.38

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Solution

The fourth proportional to 1,949,030.76, 2,922,215.70 and 1,038,349.38 is: 1,556,815.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,949,030.76 : 2,922,215.70 = 1,038,349.38 : x
  2. Step 2: Convert to fraction form
    1,949,030.76/2,922,215.70 = 1,038,349.38/x
  3. Step 3: Cross multiply
    1,949,030.76x = 2,922,215.70 × 1,038,349.38
  4. Step 4: Simplify right side
    1,949,030.76x = 3,034,280,860,321.27
  5. Step 5: Solve for x
    x = 3,034,280,860,321.27/1,949,030.76
  6. Step 6: Final answer
    x = 1,556,815.28

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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.