Home / 3,308,509.60-4,962,764.40-1,888,709.20

Finding the Fourth Proportional to 3,308,509.60, 4,962,764.40 and 1,888,709.20

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Solution

The fourth proportional to 3,308,509.60, 4,962,764.40 and 1,888,709.20 is: 2,833,063.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308,509.60 : 4,962,764.40 = 1,888,709.20 : x
  2. Step 2: Convert to fraction form
    3,308,509.60/4,962,764.40 = 1,888,709.20/x
  3. Step 3: Cross multiply
    3,308,509.60x = 4,962,764.40 × 1,888,709.20
  4. Step 4: Simplify right side
    3,308,509.60x = 9,373,218,779,712.48
  5. Step 5: Solve for x
    x = 9,373,218,779,712.48/3,308,509.60
  6. Step 6: Final answer
    x = 2,833,063.80

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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.