Home / 1,171,111-1,616,135.36-634,567

Finding the Fourth Proportional to 1,171,111, 1,616,135.36 and 634,567

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Solution

The fourth proportional to 1,171,111, 1,616,135.36 and 634,567 is: 875,703.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,111 : 1,616,135.36 = 634,567 : x
  2. Step 2: Convert to fraction form
    1,171,111/1,616,135.36 = 634,567/x
  3. Step 3: Cross multiply
    1,171,111x = 1,616,135.36 × 634,567
  4. Step 4: Simplify right side
    1,171,111x = 1,025,546,166,989.12
  5. Step 5: Solve for x
    x = 1,025,546,166,989.12/1,171,111
  6. Step 6: Final answer
    x = 875,703.64

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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.