Home / 1,284,602.99-1,772,940.86-740,632.30

Finding the Fourth Proportional to 1,284,602.99, 1,772,940.86 and 740,632.30

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Solution

The fourth proportional to 1,284,602.99, 1,772,940.86 and 740,632.30 is: 1,022,181.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,284,602.99 : 1,772,940.86 = 740,632.30 : x
  2. Step 2: Convert to fraction form
    1,284,602.99/1,772,940.86 = 740,632.30/x
  3. Step 3: Cross multiply
    1,284,602.99x = 1,772,940.86 × 740,632.30
  4. Step 4: Simplify right side
    1,284,602.99x = 1,313,097,261,547.64
  5. Step 5: Solve for x
    x = 1,313,097,261,547.64/1,284,602.99
  6. Step 6: Final answer
    x = 1,022,181.39

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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.