Home / 4,160,310.40-6,240,465.60-1,920,822.40

Finding the Fourth Proportional to 4,160,310.40, 6,240,465.60 and 1,920,822.40

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Solution

The fourth proportional to 4,160,310.40, 6,240,465.60 and 1,920,822.40 is: 2,881,233.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,160,310.40 : 6,240,465.60 = 1,920,822.40 : x
  2. Step 2: Convert to fraction form
    4,160,310.40/6,240,465.60 = 1,920,822.40/x
  3. Step 3: Cross multiply
    4,160,310.40x = 6,240,465.60 × 1,920,822.40
  4. Step 4: Simplify right side
    4,160,310.40x = 11,986,826,110,909.44
  5. Step 5: Solve for x
    x = 11,986,826,110,909.44/4,160,310.40
  6. Step 6: Final answer
    x = 2,881,233.60

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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.