Home / 1,635,299-2,452,970.58-513,368.12

Finding the Fourth Proportional to 1,635,299, 2,452,970.58 and 513,368.12

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Solution

The fourth proportional to 1,635,299, 2,452,970.58 and 513,368.12 is: 770,059.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635,299 : 2,452,970.58 = 513,368.12 : x
  2. Step 2: Convert to fraction form
    1,635,299/2,452,970.58 = 513,368.12/x
  3. Step 3: Cross multiply
    1,635,299x = 2,452,970.58 × 513,368.12
  4. Step 4: Simplify right side
    1,635,299x = 1,259,276,895,069.91
  5. Step 5: Solve for x
    x = 1,259,276,895,069.91/1,635,299
  6. Step 6: Final answer
    x = 770,059.11

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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.