Home / 1,711,898.32-2,362,390.62-947,935.48

Finding the Fourth Proportional to 1,711,898.32, 2,362,390.62 and 947,935.48

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Solution

The fourth proportional to 1,711,898.32, 2,362,390.62 and 947,935.48 is: 1,308,134.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711,898.32 : 2,362,390.62 = 947,935.48 : x
  2. Step 2: Convert to fraction form
    1,711,898.32/2,362,390.62 = 947,935.48/x
  3. Step 3: Cross multiply
    1,711,898.32x = 2,362,390.62 × 947,935.48
  4. Step 4: Simplify right side
    1,711,898.32x = 2,239,393,886,317.20
  5. Step 5: Solve for x
    x = 2,239,393,886,317.20/1,711,898.32
  6. Step 6: Final answer
    x = 1,308,134.87

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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.