Home / 1,134,142.65-1,699,897.69-459,384.82

Finding the Fourth Proportional to 1,134,142.65, 1,699,897.69 and 459,384.82

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Solution

The fourth proportional to 1,134,142.65, 1,699,897.69 and 459,384.82 is: 688,544.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,142.65 : 1,699,897.69 = 459,384.82 : x
  2. Step 2: Convert to fraction form
    1,134,142.65/1,699,897.69 = 459,384.82/x
  3. Step 3: Cross multiply
    1,134,142.65x = 1,699,897.69 × 459,384.82
  4. Step 4: Simplify right side
    1,134,142.65x = 780,907,183,542.65
  5. Step 5: Solve for x
    x = 780,907,183,542.65/1,134,142.65
  6. Step 6: Final answer
    x = 688,544.06

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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.