Home / 1,711,853.43-2,362,328.80-947,890.59

Finding the Fourth Proportional to 1,711,853.43, 2,362,328.80 and 947,890.59

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Solution

The fourth proportional to 1,711,853.43, 2,362,328.80 and 947,890.59 is: 1,308,072.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711,853.43 : 2,362,328.80 = 947,890.59 : x
  2. Step 2: Convert to fraction form
    1,711,853.43/2,362,328.80 = 947,890.59/x
  3. Step 3: Cross multiply
    1,711,853.43x = 2,362,328.80 × 947,890.59
  4. Step 4: Simplify right side
    1,711,853.43x = 2,239,229,240,005.99
  5. Step 5: Solve for x
    x = 2,239,229,240,005.99/1,711,853.43
  6. Step 6: Final answer
    x = 1,308,072.99

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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.