Home / 1,577,031.84-2,365,513.82-439,763.74

Finding the Fourth Proportional to 1,577,031.84, 2,365,513.82 and 439,763.74

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Solution

The fourth proportional to 1,577,031.84, 2,365,513.82 and 439,763.74 is: 659,636.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,031.84 : 2,365,513.82 = 439,763.74 : x
  2. Step 2: Convert to fraction form
    1,577,031.84/2,365,513.82 = 439,763.74/x
  3. Step 3: Cross multiply
    1,577,031.84x = 2,365,513.82 × 439,763.74
  4. Step 4: Simplify right side
    1,577,031.84x = 1,040,267,204,504.89
  5. Step 5: Solve for x
    x = 1,040,267,204,504.89/1,577,031.84
  6. Step 6: Final answer
    x = 659,636.15

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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.