Home / 1,333,722.24-2,000,810.88-492,278.40

Finding the Fourth Proportional to 1,333,722.24, 2,000,810.88 and 492,278.40

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Solution

The fourth proportional to 1,333,722.24, 2,000,810.88 and 492,278.40 is: 738,501.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,722.24 : 2,000,810.88 = 492,278.40 : x
  2. Step 2: Convert to fraction form
    1,333,722.24/2,000,810.88 = 492,278.40/x
  3. Step 3: Cross multiply
    1,333,722.24x = 2,000,810.88 × 492,278.40
  4. Step 4: Simplify right side
    1,333,722.24x = 984,955,978,708.99
  5. Step 5: Solve for x
    x = 984,955,978,708.99/1,333,722.24
  6. Step 6: Final answer
    x = 738,501.58

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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.