Home / 1,558,441.60-2,337,647.40-839,119.48

Finding the Fourth Proportional to 1,558,441.60, 2,337,647.40 and 839,119.48

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Solution

The fourth proportional to 1,558,441.60, 2,337,647.40 and 839,119.48 is: 1,258,671.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,441.60 : 2,337,647.40 = 839,119.48 : x
  2. Step 2: Convert to fraction form
    1,558,441.60/2,337,647.40 = 839,119.48/x
  3. Step 3: Cross multiply
    1,558,441.60x = 2,337,647.40 × 839,119.48
  4. Step 4: Simplify right side
    1,558,441.60x = 1,961,565,470,711.35
  5. Step 5: Solve for x
    x = 1,961,565,470,711.35/1,558,441.60
  6. Step 6: Final answer
    x = 1,258,671.14

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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.