Home / 1,567,747.72-2,351,830.55-620,895.79

Finding the Fourth Proportional to 1,567,747.72, 2,351,830.55 and 620,895.79

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Solution

The fourth proportional to 1,567,747.72, 2,351,830.55 and 620,895.79 is: 931,426.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,747.72 : 2,351,830.55 = 620,895.79 : x
  2. Step 2: Convert to fraction form
    1,567,747.72/2,351,830.55 = 620,895.79/x
  3. Step 3: Cross multiply
    1,567,747.72x = 2,351,830.55 × 620,895.79
  4. Step 4: Simplify right side
    1,567,747.72x = 1,460,241,687,288.38
  5. Step 5: Solve for x
    x = 1,460,241,687,288.38/1,567,747.72
  6. Step 6: Final answer
    x = 931,426.45

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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.