Home / 1,300,572.60-1,794,776.96-719,796.86

Finding the Fourth Proportional to 1,300,572.60, 1,794,776.96 and 719,796.86

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Solution

The fourth proportional to 1,300,572.60, 1,794,776.96 and 719,796.86 is: 993,312.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,572.60 : 1,794,776.96 = 719,796.86 : x
  2. Step 2: Convert to fraction form
    1,300,572.60/1,794,776.96 = 719,796.86/x
  3. Step 3: Cross multiply
    1,300,572.60x = 1,794,776.96 × 719,796.86
  4. Step 4: Simplify right side
    1,300,572.60x = 1,291,874,819,764.37
  5. Step 5: Solve for x
    x = 1,291,874,819,764.37/1,300,572.60
  6. Step 6: Final answer
    x = 993,312.35

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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.