Home / 1,416,484.56-2,124,101.71-405,376.29

Finding the Fourth Proportional to 1,416,484.56, 2,124,101.71 and 405,376.29

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Solution

The fourth proportional to 1,416,484.56, 2,124,101.71 and 405,376.29 is: 607,885.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,484.56 : 2,124,101.71 = 405,376.29 : x
  2. Step 2: Convert to fraction form
    1,416,484.56/2,124,101.71 = 405,376.29/x
  3. Step 3: Cross multiply
    1,416,484.56x = 2,124,101.71 × 405,376.29
  4. Step 4: Simplify right side
    1,416,484.56x = 861,060,470,782.46
  5. Step 5: Solve for x
    x = 861,060,470,782.46/1,416,484.56
  6. Step 6: Final answer
    x = 607,885.53

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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.