Home / 1,569,355.70-2,354,055.42-447,424.70

Finding the Fourth Proportional to 1,569,355.70, 2,354,055.42 and 447,424.70

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Solution

The fourth proportional to 1,569,355.70, 2,354,055.42 and 447,424.70 is: 671,143.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,355.70 : 2,354,055.42 = 447,424.70 : x
  2. Step 2: Convert to fraction form
    1,569,355.70/2,354,055.42 = 447,424.70/x
  3. Step 3: Cross multiply
    1,569,355.70x = 2,354,055.42 × 447,424.70
  4. Step 4: Simplify right side
    1,569,355.70x = 1,053,262,540,076.87
  5. Step 5: Solve for x
    x = 1,053,262,540,076.87/1,569,355.70
  6. Step 6: Final answer
    x = 671,143.29

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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.