Home / 1,378,994.40-2,064,652.20-703,616.40

Finding the Fourth Proportional to 1,378,994.40, 2,064,652.20 and 703,616.40

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Solution

The fourth proportional to 1,378,994.40, 2,064,652.20 and 703,616.40 is: 1,053,465.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,378,994.40 : 2,064,652.20 = 703,616.40 : x
  2. Step 2: Convert to fraction form
    1,378,994.40/2,064,652.20 = 703,616.40/x
  3. Step 3: Cross multiply
    1,378,994.40x = 2,064,652.20 × 703,616.40
  4. Step 4: Simplify right side
    1,378,994.40x = 1,452,723,148,216.08
  5. Step 5: Solve for x
    x = 1,452,723,148,216.08/1,378,994.40
  6. Step 6: Final answer
    x = 1,053,465.59

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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.