Home / 1,413,518.96-1,950,707.13-810,023.60

Finding the Fourth Proportional to 1,413,518.96, 1,950,707.13 and 810,023.60

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Solution

The fourth proportional to 1,413,518.96, 1,950,707.13 and 810,023.60 is: 1,117,861.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,518.96 : 1,950,707.13 = 810,023.60 : x
  2. Step 2: Convert to fraction form
    1,413,518.96/1,950,707.13 = 810,023.60/x
  3. Step 3: Cross multiply
    1,413,518.96x = 1,950,707.13 × 810,023.60
  4. Step 4: Simplify right side
    1,413,518.96x = 1,580,118,811,988.27
  5. Step 5: Solve for x
    x = 1,580,118,811,988.27/1,413,518.96
  6. Step 6: Final answer
    x = 1,117,861.77

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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.