Home / 1,408,484.52-2,112,099.84-448,763.76

Finding the Fourth Proportional to 1,408,484.52, 2,112,099.84 and 448,763.76

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Solution

The fourth proportional to 1,408,484.52, 2,112,099.84 and 448,763.76 is: 672,945.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,484.52 : 2,112,099.84 = 448,763.76 : x
  2. Step 2: Convert to fraction form
    1,408,484.52/2,112,099.84 = 448,763.76/x
  3. Step 3: Cross multiply
    1,408,484.52x = 2,112,099.84 × 448,763.76
  4. Step 4: Simplify right side
    1,408,484.52x = 947,833,865,693.80
  5. Step 5: Solve for x
    x = 947,833,865,693.80/1,408,484.52
  6. Step 6: Final answer
    x = 672,945.89

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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.