Home / 2,938,613.60-4,403,254.80-2,182,786.40

Finding the Fourth Proportional to 2,938,613.60, 4,403,254.80 and 2,182,786.40

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Solution

The fourth proportional to 2,938,613.60, 4,403,254.80 and 2,182,786.40 is: 3,270,714.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938,613.60 : 4,403,254.80 = 2,182,786.40 : x
  2. Step 2: Convert to fraction form
    2,938,613.60/4,403,254.80 = 2,182,786.40/x
  3. Step 3: Cross multiply
    2,938,613.60x = 4,403,254.80 × 2,182,786.40
  4. Step 4: Simplify right side
    2,938,613.60x = 9,611,364,693,174.72
  5. Step 5: Solve for x
    x = 9,611,364,693,174.72/2,938,613.60
  6. Step 6: Final answer
    x = 3,270,714.02

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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.