Home / 1,635,709.60-2,448,898.80-1,449,085.60

Finding the Fourth Proportional to 1,635,709.60, 2,448,898.80 and 1,449,085.60

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Solution

The fourth proportional to 1,635,709.60, 2,448,898.80 and 1,449,085.60 is: 2,169,495.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635,709.60 : 2,448,898.80 = 1,449,085.60 : x
  2. Step 2: Convert to fraction form
    1,635,709.60/2,448,898.80 = 1,449,085.60/x
  3. Step 3: Cross multiply
    1,635,709.60x = 2,448,898.80 × 1,449,085.60
  4. Step 4: Simplify right side
    1,635,709.60x = 3,548,663,986,937.28
  5. Step 5: Solve for x
    x = 3,548,663,986,937.28/1,635,709.60
  6. Step 6: Final answer
    x = 2,169,495.12

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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.