Home / 1,812,774.31-2,501,668.55-997,019.30

Finding the Fourth Proportional to 1,812,774.31, 2,501,668.55 and 997,019.30

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Solution

The fourth proportional to 1,812,774.31, 2,501,668.55 and 997,019.30 is: 1,375,908.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,774.31 : 2,501,668.55 = 997,019.30 : x
  2. Step 2: Convert to fraction form
    1,812,774.31/2,501,668.55 = 997,019.30/x
  3. Step 3: Cross multiply
    1,812,774.31x = 2,501,668.55 × 997,019.30
  4. Step 4: Simplify right side
    1,812,774.31x = 2,494,211,824,051.05
  5. Step 5: Solve for x
    x = 2,494,211,824,051.05/1,812,774.31
  6. Step 6: Final answer
    x = 1,375,908.63

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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.