Home / 1,062,021.60-1,464,920.28-631,980.72

Finding the Fourth Proportional to 1,062,021.60, 1,464,920.28 and 631,980.72

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Solution

The fourth proportional to 1,062,021.60, 1,464,920.28 and 631,980.72 is: 871,734.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,021.60 : 1,464,920.28 = 631,980.72 : x
  2. Step 2: Convert to fraction form
    1,062,021.60/1,464,920.28 = 631,980.72/x
  3. Step 3: Cross multiply
    1,062,021.60x = 1,464,920.28 × 631,980.72
  4. Step 4: Simplify right side
    1,062,021.60x = 925,801,373,297.00
  5. Step 5: Solve for x
    x = 925,801,373,297.00/1,062,021.60
  6. Step 6: Final answer
    x = 871,734.98

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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.