Home / 4,973,049.81-7,459,575-1,378,816.83

Finding the Fourth Proportional to 4,973,049.81, 7,459,575 and 1,378,816.83

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Solution

The fourth proportional to 4,973,049.81, 7,459,575 and 1,378,816.83 is: 2,068,225.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,973,049.81 : 7,459,575 = 1,378,816.83 : x
  2. Step 2: Convert to fraction form
    4,973,049.81/7,459,575 = 1,378,816.83/x
  3. Step 3: Cross multiply
    4,973,049.81x = 7,459,575 × 1,378,816.83
  4. Step 4: Simplify right side
    4,973,049.81x = 10,285,387,554,647.25
  5. Step 5: Solve for x
    x = 10,285,387,554,647.25/4,973,049.81
  6. Step 6: Final answer
    x = 2,068,225.32

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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.