Home / 2,045,715.55-2,822,050.40-1,561,439.97

Finding the Fourth Proportional to 2,045,715.55, 2,822,050.40 and 1,561,439.97

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Solution

The fourth proportional to 2,045,715.55, 2,822,050.40 and 1,561,439.97 is: 2,153,995.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045,715.55 : 2,822,050.40 = 1,561,439.97 : x
  2. Step 2: Convert to fraction form
    2,045,715.55/2,822,050.40 = 1,561,439.97/x
  3. Step 3: Cross multiply
    2,045,715.55x = 2,822,050.40 × 1,561,439.97
  4. Step 4: Simplify right side
    2,045,715.55x = 4,406,462,284,107.29
  5. Step 5: Solve for x
    x = 4,406,462,284,107.29/2,045,715.55
  6. Step 6: Final answer
    x = 2,153,995.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.