Home / 1,936,403.78-2,898,927.66-1,358,022.47

Finding the Fourth Proportional to 1,936,403.78, 2,898,927.66 and 1,358,022.47

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Solution

The fourth proportional to 1,936,403.78, 2,898,927.66 and 1,358,022.47 is: 2,033,051.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936,403.78 : 2,898,927.66 = 1,358,022.47 : x
  2. Step 2: Convert to fraction form
    1,936,403.78/2,898,927.66 = 1,358,022.47/x
  3. Step 3: Cross multiply
    1,936,403.78x = 2,898,927.66 × 1,358,022.47
  4. Step 4: Simplify right side
    1,936,403.78x = 3,936,808,901,184.52
  5. Step 5: Solve for x
    x = 3,936,808,901,184.52/1,936,403.78
  6. Step 6: Final answer
    x = 2,033,051.65

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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.