Home / 1,540,719.56-2,125,476.69-997,030.89

Finding the Fourth Proportional to 1,540,719.56, 2,125,476.69 and 997,030.89

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Solution

The fourth proportional to 1,540,719.56, 2,125,476.69 and 997,030.89 is: 1,375,439.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,719.56 : 2,125,476.69 = 997,030.89 : x
  2. Step 2: Convert to fraction form
    1,540,719.56/2,125,476.69 = 997,030.89/x
  3. Step 3: Cross multiply
    1,540,719.56x = 2,125,476.69 × 997,030.89
  4. Step 4: Simplify right side
    1,540,719.56x = 2,119,165,912,166.09
  5. Step 5: Solve for x
    x = 2,119,165,912,166.09/1,540,719.56
  6. Step 6: Final answer
    x = 1,375,439.09

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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.