Home / 1,353,088.70-2,029,867.54-454,618.07

Finding the Fourth Proportional to 1,353,088.70, 2,029,867.54 and 454,618.07

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Solution

The fourth proportional to 1,353,088.70, 2,029,867.54 and 454,618.07 is: 682,005.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,088.70 : 2,029,867.54 = 454,618.07 : x
  2. Step 2: Convert to fraction form
    1,353,088.70/2,029,867.54 = 454,618.07/x
  3. Step 3: Cross multiply
    1,353,088.70x = 2,029,867.54 × 454,618.07
  4. Step 4: Simplify right side
    1,353,088.70x = 922,814,463,390.45
  5. Step 5: Solve for x
    x = 922,814,463,390.45/1,353,088.70
  6. Step 6: Final answer
    x = 682,005.89

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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.