Home / 1,289,935.26-1,937,702.25-1,090,655.82

Finding the Fourth Proportional to 1,289,935.26, 1,937,702.25 and 1,090,655.82

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Solution

The fourth proportional to 1,289,935.26, 1,937,702.25 and 1,090,655.82 is: 1,638,350.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,289,935.26 : 1,937,702.25 = 1,090,655.82 : x
  2. Step 2: Convert to fraction form
    1,289,935.26/1,937,702.25 = 1,090,655.82/x
  3. Step 3: Cross multiply
    1,289,935.26x = 1,937,702.25 × 1,090,655.82
  4. Step 4: Simplify right side
    1,289,935.26x = 2,113,366,236,389.60
  5. Step 5: Solve for x
    x = 2,113,366,236,389.60/1,289,935.26
  6. Step 6: Final answer
    x = 1,638,350.62

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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.