Home / 1,333,130.76-1,999,696.08-733,783.38

Finding the Fourth Proportional to 1,333,130.76, 1,999,696.08 and 733,783.38

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Solution

The fourth proportional to 1,333,130.76, 1,999,696.08 and 733,783.38 is: 1,100,675.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,130.76 : 1,999,696.08 = 733,783.38 : x
  2. Step 2: Convert to fraction form
    1,333,130.76/1,999,696.08 = 733,783.38/x
  3. Step 3: Cross multiply
    1,333,130.76x = 1,999,696.08 × 733,783.38
  4. Step 4: Simplify right side
    1,333,130.76x = 1,467,343,748,555.15
  5. Step 5: Solve for x
    x = 1,467,343,748,555.15/1,333,130.76
  6. Step 6: Final answer
    x = 1,100,675.04

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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.