Home / 3,118,168.80-4,680,752.40-2,411,330.40

Finding the Fourth Proportional to 3,118,168.80, 4,680,752.40 and 2,411,330.40

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Solution

The fourth proportional to 3,118,168.80, 4,680,752.40 and 2,411,330.40 is: 3,619,701.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118,168.80 : 4,680,752.40 = 2,411,330.40 : x
  2. Step 2: Convert to fraction form
    3,118,168.80/4,680,752.40 = 2,411,330.40/x
  3. Step 3: Cross multiply
    3,118,168.80x = 4,680,752.40 × 2,411,330.40
  4. Step 4: Simplify right side
    3,118,168.80x = 11,286,840,556,992.96
  5. Step 5: Solve for x
    x = 11,286,840,556,992.96/3,118,168.80
  6. Step 6: Final answer
    x = 3,619,701.59

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1.5x scale

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.