Home / 3,141,666.63-4,335,968.75-1,918,675.58

Finding the Fourth Proportional to 3,141,666.63, 4,335,968.75 and 1,918,675.58

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Solution

The fourth proportional to 3,141,666.63, 4,335,968.75 and 1,918,675.58 is: 2,648,058.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141,666.63 : 4,335,968.75 = 1,918,675.58 : x
  2. Step 2: Convert to fraction form
    3,141,666.63/4,335,968.75 = 1,918,675.58/x
  3. Step 3: Cross multiply
    3,141,666.63x = 4,335,968.75 × 1,918,675.58
  4. Step 4: Simplify right side
    3,141,666.63x = 8,319,317,324,994.90
  5. Step 5: Solve for x
    x = 8,319,317,324,994.90/3,141,666.63
  6. Step 6: Final answer
    x = 2,648,058.60

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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.