Home / 1,711,837.23-2,362,406.61-947,890.79

Finding the Fourth Proportional to 1,711,837.23, 2,362,406.61 and 947,890.79

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Solution

The fourth proportional to 1,711,837.23, 2,362,406.61 and 947,890.79 is: 1,308,128.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711,837.23 : 2,362,406.61 = 947,890.79 : x
  2. Step 2: Convert to fraction form
    1,711,837.23/2,362,406.61 = 947,890.79/x
  3. Step 3: Cross multiply
    1,711,837.23x = 2,362,406.61 × 947,890.79
  4. Step 4: Simplify right side
    1,711,837.23x = 2,239,303,468,455.70
  5. Step 5: Solve for x
    x = 2,239,303,468,455.70/1,711,837.23
  6. Step 6: Final answer
    x = 1,308,128.74

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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.