Home / 1,669,992.88-2,303,168.70-1,161,909.04

Finding the Fourth Proportional to 1,669,992.88, 2,303,168.70 and 1,161,909.04

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Solution

The fourth proportional to 1,669,992.88, 2,303,168.70 and 1,161,909.04 is: 1,602,445.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,992.88 : 2,303,168.70 = 1,161,909.04 : x
  2. Step 2: Convert to fraction form
    1,669,992.88/2,303,168.70 = 1,161,909.04/x
  3. Step 3: Cross multiply
    1,669,992.88x = 2,303,168.70 × 1,161,909.04
  4. Step 4: Simplify right side
    1,669,992.88x = 2,676,072,521,659.20
  5. Step 5: Solve for x
    x = 2,676,072,521,659.20/1,669,992.88
  6. Step 6: Final answer
    x = 1,602,445.47

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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.