Home / 1,020,700.32-1,408,474.80-591,009.54

Finding the Fourth Proportional to 1,020,700.32, 1,408,474.80 and 591,009.54

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Solution

The fourth proportional to 1,020,700.32, 1,408,474.80 and 591,009.54 is: 815,540.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,700.32 : 1,408,474.80 = 591,009.54 : x
  2. Step 2: Convert to fraction form
    1,020,700.32/1,408,474.80 = 591,009.54/x
  3. Step 3: Cross multiply
    1,020,700.32x = 1,408,474.80 × 591,009.54
  4. Step 4: Simplify right side
    1,020,700.32x = 832,422,043,649.59
  5. Step 5: Solve for x
    x = 832,422,043,649.59/1,020,700.32
  6. Step 6: Final answer
    x = 815,540.10

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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.