Home / 2,214,112.92-3,309,038.36-1,616,332.92

Finding the Fourth Proportional to 2,214,112.92, 3,309,038.36 and 1,616,332.92

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Solution

The fourth proportional to 2,214,112.92, 3,309,038.36 and 1,616,332.92 is: 2,415,643.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214,112.92 : 3,309,038.36 = 1,616,332.92 : x
  2. Step 2: Convert to fraction form
    2,214,112.92/3,309,038.36 = 1,616,332.92/x
  3. Step 3: Cross multiply
    2,214,112.92x = 3,309,038.36 × 1,616,332.92
  4. Step 4: Simplify right side
    2,214,112.92x = 5,348,507,634,810.81
  5. Step 5: Solve for x
    x = 5,348,507,634,810.81/2,214,112.92
  6. Step 6: Final answer
    x = 2,415,643.57

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.