Home / 1,250,419.75-1,875,788.60-397,187.01

Finding the Fourth Proportional to 1,250,419.75, 1,875,788.60 and 397,187.01

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Solution

The fourth proportional to 1,250,419.75, 1,875,788.60 and 397,187.01 is: 595,831.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,419.75 : 1,875,788.60 = 397,187.01 : x
  2. Step 2: Convert to fraction form
    1,250,419.75/1,875,788.60 = 397,187.01/x
  3. Step 3: Cross multiply
    1,250,419.75x = 1,875,788.60 × 397,187.01
  4. Step 4: Simplify right side
    1,250,419.75x = 745,038,863,440.15
  5. Step 5: Solve for x
    x = 745,038,863,440.15/1,250,419.75
  6. Step 6: Final answer
    x = 595,831.01

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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.