Home / 2,319,717.47-3,478,741.91-802,989.23

Finding the Fourth Proportional to 2,319,717.47, 3,478,741.91 and 802,989.23

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Solution

The fourth proportional to 2,319,717.47, 3,478,741.91 and 802,989.23 is: 1,204,195.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319,717.47 : 3,478,741.91 = 802,989.23 : x
  2. Step 2: Convert to fraction form
    2,319,717.47/3,478,741.91 = 802,989.23/x
  3. Step 3: Cross multiply
    2,319,717.47x = 3,478,741.91 × 802,989.23
  4. Step 4: Simplify right side
    2,319,717.47x = 2,793,392,287,679.63
  5. Step 5: Solve for x
    x = 2,793,392,287,679.63/2,319,717.47
  6. Step 6: Final answer
    x = 1,204,195.05

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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.