Home / 1,941,013.60-2,911,520.40-1,853,922.40

Finding the Fourth Proportional to 1,941,013.60, 2,911,520.40 and 1,853,922.40

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Solution

The fourth proportional to 1,941,013.60, 2,911,520.40 and 1,853,922.40 is: 2,780,883.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,013.60 : 2,911,520.40 = 1,853,922.40 : x
  2. Step 2: Convert to fraction form
    1,941,013.60/2,911,520.40 = 1,853,922.40/x
  3. Step 3: Cross multiply
    1,941,013.60x = 2,911,520.40 × 1,853,922.40
  4. Step 4: Simplify right side
    1,941,013.60x = 5,397,732,887,616.96
  5. Step 5: Solve for x
    x = 5,397,732,887,616.96/1,941,013.60
  6. Step 6: Final answer
    x = 2,780,883.60

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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.