Home / 5,480,656.40-8,220,984.60-1,437,136.40

Finding the Fourth Proportional to 5,480,656.40, 8,220,984.60 and 1,437,136.40

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Solution

The fourth proportional to 5,480,656.40, 8,220,984.60 and 1,437,136.40 is: 2,155,704.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,480,656.40 : 8,220,984.60 = 1,437,136.40 : x
  2. Step 2: Convert to fraction form
    5,480,656.40/8,220,984.60 = 1,437,136.40/x
  3. Step 3: Cross multiply
    5,480,656.40x = 8,220,984.60 × 1,437,136.40
  4. Step 4: Simplify right side
    5,480,656.40x = 11,814,676,212,499.44
  5. Step 5: Solve for x
    x = 11,814,676,212,499.44/5,480,656.40
  6. Step 6: Final answer
    x = 2,155,704.60

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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.