Home / 1,679,831.46-2,318,364.23-954,788.15

Finding the Fourth Proportional to 1,679,831.46, 2,318,364.23 and 954,788.15

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Solution

The fourth proportional to 1,679,831.46, 2,318,364.23 and 954,788.15 is: 1,317,719.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,831.46 : 2,318,364.23 = 954,788.15 : x
  2. Step 2: Convert to fraction form
    1,679,831.46/2,318,364.23 = 954,788.15/x
  3. Step 3: Cross multiply
    1,679,831.46x = 2,318,364.23 × 954,788.15
  4. Step 4: Simplify right side
    1,679,831.46x = 2,213,546,695,209.84
  5. Step 5: Solve for x
    x = 2,213,546,695,209.84/1,679,831.46
  6. Step 6: Final answer
    x = 1,317,719.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.