Home / 1,729,089.60-2,592,405.60-782,913.60

Finding the Fourth Proportional to 1,729,089.60, 2,592,405.60 and 782,913.60

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Solution

The fourth proportional to 1,729,089.60, 2,592,405.60 and 782,913.60 is: 1,173,814.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,729,089.60 : 2,592,405.60 = 782,913.60 : x
  2. Step 2: Convert to fraction form
    1,729,089.60/2,592,405.60 = 782,913.60/x
  3. Step 3: Cross multiply
    1,729,089.60x = 2,592,405.60 × 782,913.60
  4. Step 4: Simplify right side
    1,729,089.60x = 2,029,629,600,956.16
  5. Step 5: Solve for x
    x = 2,029,629,600,956.16/1,729,089.60
  6. Step 6: Final answer
    x = 1,173,814.01

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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.