Home / 1,605,632.14-2,215,802.76-880,436.60

Finding the Fourth Proportional to 1,605,632.14, 2,215,802.76 and 880,436.60

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Solution

The fourth proportional to 1,605,632.14, 2,215,802.76 and 880,436.60 is: 1,215,019.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,632.14 : 2,215,802.76 = 880,436.60 : x
  2. Step 2: Convert to fraction form
    1,605,632.14/2,215,802.76 = 880,436.60/x
  3. Step 3: Cross multiply
    1,605,632.14x = 2,215,802.76 × 880,436.60
  4. Step 4: Simplify right side
    1,605,632.14x = 1,950,873,848,285.02
  5. Step 5: Solve for x
    x = 1,950,873,848,285.02/1,605,632.14
  6. Step 6: Final answer
    x = 1,215,019.19

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1.5x scale

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.