Home / 1,407,612.06-2,111,204.25-460,961.82

Finding the Fourth Proportional to 1,407,612.06, 2,111,204.25 and 460,961.82

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Solution

The fourth proportional to 1,407,612.06, 2,111,204.25 and 460,961.82 is: 691,372.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,612.06 : 2,111,204.25 = 460,961.82 : x
  2. Step 2: Convert to fraction form
    1,407,612.06/2,111,204.25 = 460,961.82/x
  3. Step 3: Cross multiply
    1,407,612.06x = 2,111,204.25 × 460,961.82
  4. Step 4: Simplify right side
    1,407,612.06x = 973,184,553,471.74
  5. Step 5: Solve for x
    x = 973,184,553,471.74/1,407,612.06
  6. Step 6: Final answer
    x = 691,372.70

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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.