Home / 1,946,073.60-2,919,110.40-1,274,227.20

Finding the Fourth Proportional to 1,946,073.60, 2,919,110.40 and 1,274,227.20

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Solution

The fourth proportional to 1,946,073.60, 2,919,110.40 and 1,274,227.20 is: 1,911,340.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,946,073.60 : 2,919,110.40 = 1,274,227.20 : x
  2. Step 2: Convert to fraction form
    1,946,073.60/2,919,110.40 = 1,274,227.20/x
  3. Step 3: Cross multiply
    1,946,073.60x = 2,919,110.40 × 1,274,227.20
  4. Step 4: Simplify right side
    1,946,073.60x = 3,719,609,871,482.88
  5. Step 5: Solve for x
    x = 3,719,609,871,482.88/1,946,073.60
  6. Step 6: Final answer
    x = 1,911,340.80

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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.