Home / 1,470,081.29-2,205,274.48-405,123.53

Finding the Fourth Proportional to 1,470,081.29, 2,205,274.48 and 405,123.53

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Solution

The fourth proportional to 1,470,081.29, 2,205,274.48 and 405,123.53 is: 607,727.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,081.29 : 2,205,274.48 = 405,123.53 : x
  2. Step 2: Convert to fraction form
    1,470,081.29/2,205,274.48 = 405,123.53/x
  3. Step 3: Cross multiply
    1,470,081.29x = 2,205,274.48 × 405,123.53
  4. Step 4: Simplify right side
    1,470,081.29x = 893,408,569,917.33
  5. Step 5: Solve for x
    x = 893,408,569,917.33/1,470,081.29
  6. Step 6: Final answer
    x = 607,727.33

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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.