Home / 1,703,647.23-2,351,035.17-978,635.40

Finding the Fourth Proportional to 1,703,647.23, 2,351,035.17 and 978,635.40

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Solution

The fourth proportional to 1,703,647.23, 2,351,035.17 and 978,635.40 is: 1,350,518.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,703,647.23 : 2,351,035.17 = 978,635.40 : x
  2. Step 2: Convert to fraction form
    1,703,647.23/2,351,035.17 = 978,635.40/x
  3. Step 3: Cross multiply
    1,703,647.23x = 2,351,035.17 × 978,635.40
  4. Step 4: Simplify right side
    1,703,647.23x = 2,300,806,244,007.02
  5. Step 5: Solve for x
    x = 2,300,806,244,007.02/1,703,647.23
  6. Step 6: Final answer
    x = 1,350,518.00

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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.