Home / 1,711,119.15-2,361,344.48-947,172.72

Finding the Fourth Proportional to 1,711,119.15, 2,361,344.48 and 947,172.72

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Solution

The fourth proportional to 1,711,119.15, 2,361,344.48 and 947,172.72 is: 1,307,098.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711,119.15 : 2,361,344.48 = 947,172.72 : x
  2. Step 2: Convert to fraction form
    1,711,119.15/2,361,344.48 = 947,172.72/x
  3. Step 3: Cross multiply
    1,711,119.15x = 2,361,344.48 × 947,172.72
  4. Step 4: Simplify right side
    1,711,119.15x = 2,236,601,069,242.72
  5. Step 5: Solve for x
    x = 2,236,601,069,242.72/1,711,119.15
  6. Step 6: Final answer
    x = 1,307,098.38

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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.