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Finding the Fourth Proportional to 1,783,068, 2,460,677.04 and 978,252

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Solution

The fourth proportional to 1,783,068, 2,460,677.04 and 978,252 is: 1,350,011.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,068 : 2,460,677.04 = 978,252 : x
  2. Step 2: Convert to fraction form
    1,783,068/2,460,677.04 = 978,252/x
  3. Step 3: Cross multiply
    1,783,068x = 2,460,677.04 × 978,252
  4. Step 4: Simplify right side
    1,783,068x = 2,407,162,235,734.08
  5. Step 5: Solve for x
    x = 2,407,162,235,734.08/1,783,068
  6. Step 6: Final answer
    x = 1,350,011.46

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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.