Home / 1,406,666.69-2,109,779.11-446,995.94

Finding the Fourth Proportional to 1,406,666.69, 2,109,779.11 and 446,995.94

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Solution

The fourth proportional to 1,406,666.69, 2,109,779.11 and 446,995.94 is: 670,423.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,666.69 : 2,109,779.11 = 446,995.94 : x
  2. Step 2: Convert to fraction form
    1,406,666.69/2,109,779.11 = 446,995.94/x
  3. Step 3: Cross multiply
    1,406,666.69x = 2,109,779.11 × 446,995.94
  4. Step 4: Simplify right side
    1,406,666.69x = 943,062,694,231.83
  5. Step 5: Solve for x
    x = 943,062,694,231.83/1,406,666.69
  6. Step 6: Final answer
    x = 670,423.71

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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.