Home / 2,907,841.52-4,361,415.96-778,090.16

Finding the Fourth Proportional to 2,907,841.52, 4,361,415.96 and 778,090.16

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Solution

The fourth proportional to 2,907,841.52, 4,361,415.96 and 778,090.16 is: 1,167,042.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,907,841.52 : 4,361,415.96 = 778,090.16 : x
  2. Step 2: Convert to fraction form
    2,907,841.52/4,361,415.96 = 778,090.16/x
  3. Step 3: Cross multiply
    2,907,841.52x = 4,361,415.96 × 778,090.16
  4. Step 4: Simplify right side
    2,907,841.52x = 3,393,574,842,142.95
  5. Step 5: Solve for x
    x = 3,393,574,842,142.95/2,907,841.52
  6. Step 6: Final answer
    x = 1,167,042.57

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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.