Home / 2,478,464.80-3,717,620.40-705,536.80

Finding the Fourth Proportional to 2,478,464.80, 3,717,620.40 and 705,536.80

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Solution

The fourth proportional to 2,478,464.80, 3,717,620.40 and 705,536.80 is: 1,058,283.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,478,464.80 : 3,717,620.40 = 705,536.80 : x
  2. Step 2: Convert to fraction form
    2,478,464.80/3,717,620.40 = 705,536.80/x
  3. Step 3: Cross multiply
    2,478,464.80x = 3,717,620.40 × 705,536.80
  4. Step 4: Simplify right side
    2,478,464.80x = 2,622,918,000,630.72
  5. Step 5: Solve for x
    x = 2,622,918,000,630.72/2,478,464.80
  6. Step 6: Final answer
    x = 1,058,283.34

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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.