Home / 1,170,443.80-1,755,402.64-697,263.64

Finding the Fourth Proportional to 1,170,443.80, 1,755,402.64 and 697,263.64

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Solution

The fourth proportional to 1,170,443.80, 1,755,402.64 and 697,263.64 is: 1,045,738.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,443.80 : 1,755,402.64 = 697,263.64 : x
  2. Step 2: Convert to fraction form
    1,170,443.80/1,755,402.64 = 697,263.64/x
  3. Step 3: Cross multiply
    1,170,443.80x = 1,755,402.64 × 697,263.64
  4. Step 4: Simplify right side
    1,170,443.80x = 1,223,978,434,432.01
  5. Step 5: Solve for x
    x = 1,223,978,434,432.01/1,170,443.80
  6. Step 6: Final answer
    x = 1,045,738.75

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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.