Home / 1,711,865.50-2,362,345.20-947,902.66

Finding the Fourth Proportional to 1,711,865.50, 2,362,345.20 and 947,902.66

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Solution

The fourth proportional to 1,711,865.50, 2,362,345.20 and 947,902.66 is: 1,308,089.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711,865.50 : 2,362,345.20 = 947,902.66 : x
  2. Step 2: Convert to fraction form
    1,711,865.50/2,362,345.20 = 947,902.66/x
  3. Step 3: Cross multiply
    1,711,865.50x = 2,362,345.20 × 947,902.66
  4. Step 4: Simplify right side
    1,711,865.50x = 2,239,273,298,918.23
  5. Step 5: Solve for x
    x = 2,239,273,298,918.23/1,711,865.50
  6. Step 6: Final answer
    x = 1,308,089.51

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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.