Home / 1,421,705.25-2,133,400.55-523,777.04

Finding the Fourth Proportional to 1,421,705.25, 2,133,400.55 and 523,777.04

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Solution

The fourth proportional to 1,421,705.25, 2,133,400.55 and 523,777.04 is: 785,976.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,421,705.25 : 2,133,400.55 = 523,777.04 : x
  2. Step 2: Convert to fraction form
    1,421,705.25/2,133,400.55 = 523,777.04/x
  3. Step 3: Cross multiply
    1,421,705.25x = 2,133,400.55 × 523,777.04
  4. Step 4: Simplify right side
    1,421,705.25x = 1,117,426,231,856.32
  5. Step 5: Solve for x
    x = 1,117,426,231,856.32/1,421,705.25
  6. Step 6: Final answer
    x = 785,976.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.