Home / 2,042,128.26-2,818,038.60-1,124,338.32

Finding the Fourth Proportional to 2,042,128.26, 2,818,038.60 and 1,124,338.32

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Solution

The fourth proportional to 2,042,128.26, 2,818,038.60 and 1,124,338.32 is: 1,551,532.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,042,128.26 : 2,818,038.60 = 1,124,338.32 : x
  2. Step 2: Convert to fraction form
    2,042,128.26/2,818,038.60 = 1,124,338.32/x
  3. Step 3: Cross multiply
    2,042,128.26x = 2,818,038.60 × 1,124,338.32
  4. Step 4: Simplify right side
    2,042,128.26x = 3,168,428,785,219.15
  5. Step 5: Solve for x
    x = 3,168,428,785,219.15/2,042,128.26
  6. Step 6: Final answer
    x = 1,551,532.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.