Home / 1,427,158-1,969,537.80-782,603.02

Finding the Fourth Proportional to 1,427,158, 1,969,537.80 and 782,603.02

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Solution

The fourth proportional to 1,427,158, 1,969,537.80 and 782,603.02 is: 1,080,024.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,158 : 1,969,537.80 = 782,603.02 : x
  2. Step 2: Convert to fraction form
    1,427,158/1,969,537.80 = 782,603.02/x
  3. Step 3: Cross multiply
    1,427,158x = 1,969,537.80 × 782,603.02
  4. Step 4: Simplify right side
    1,427,158x = 1,541,366,230,284.16
  5. Step 5: Solve for x
    x = 1,541,366,230,284.16/1,427,158
  6. Step 6: Final answer
    x = 1,080,024.94

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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.