Home / 1,409,712.86-2,114,550.96-344,764.16

Finding the Fourth Proportional to 1,409,712.86, 2,114,550.96 and 344,764.16

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Solution

The fourth proportional to 1,409,712.86, 2,114,550.96 and 344,764.16 is: 517,141.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,712.86 : 2,114,550.96 = 344,764.16 : x
  2. Step 2: Convert to fraction form
    1,409,712.86/2,114,550.96 = 344,764.16/x
  3. Step 3: Cross multiply
    1,409,712.86x = 2,114,550.96 × 344,764.16
  4. Step 4: Simplify right side
    1,409,712.86x = 729,021,385,501.59
  5. Step 5: Solve for x
    x = 729,021,385,501.59/1,409,712.86
  6. Step 6: Final answer
    x = 517,141.76

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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.