Home / 2,168,782.94-2,992,869.53-1,201,892.47

Finding the Fourth Proportional to 2,168,782.94, 2,992,869.53 and 1,201,892.47

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Solution

The fourth proportional to 2,168,782.94, 2,992,869.53 and 1,201,892.47 is: 1,658,583.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,168,782.94 : 2,992,869.53 = 1,201,892.47 : x
  2. Step 2: Convert to fraction form
    2,168,782.94/2,992,869.53 = 1,201,892.47/x
  3. Step 3: Cross multiply
    2,168,782.94x = 2,992,869.53 × 1,201,892.47
  4. Step 4: Simplify right side
    2,168,782.94x = 3,597,107,354,038.16
  5. Step 5: Solve for x
    x = 3,597,107,354,038.16/2,168,782.94
  6. Step 6: Final answer
    x = 1,658,583.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.