Home / 1,013,994.18-1,399,311.88-555,107.32

Finding the Fourth Proportional to 1,013,994.18, 1,399,311.88 and 555,107.32

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Solution

The fourth proportional to 1,013,994.18, 1,399,311.88 and 555,107.32 is: 766,048.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,994.18 : 1,399,311.88 = 555,107.32 : x
  2. Step 2: Convert to fraction form
    1,013,994.18/1,399,311.88 = 555,107.32/x
  3. Step 3: Cross multiply
    1,013,994.18x = 1,399,311.88 × 555,107.32
  4. Step 4: Simplify right side
    1,013,994.18x = 776,768,267,550.96
  5. Step 5: Solve for x
    x = 776,768,267,550.96/1,013,994.18
  6. Step 6: Final answer
    x = 766,048.05

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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.