Home / 1,913,118.28-2,868,680.98-714,054.49

Finding the Fourth Proportional to 1,913,118.28, 2,868,680.98 and 714,054.49

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Solution

The fourth proportional to 1,913,118.28, 2,868,680.98 and 714,054.49 is: 1,070,709.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913,118.28 : 2,868,680.98 = 714,054.49 : x
  2. Step 2: Convert to fraction form
    1,913,118.28/2,868,680.98 = 714,054.49/x
  3. Step 3: Cross multiply
    1,913,118.28x = 2,868,680.98 × 714,054.49
  4. Step 4: Simplify right side
    1,913,118.28x = 2,048,394,534,146.60
  5. Step 5: Solve for x
    x = 2,048,394,534,146.60/1,913,118.28
  6. Step 6: Final answer
    x = 1,070,709.82

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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.