Home / 1,551,157.80-2,326,955.40-486,088.80

Finding the Fourth Proportional to 1,551,157.80, 2,326,955.40 and 486,088.80

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Solution

The fourth proportional to 1,551,157.80, 2,326,955.40 and 486,088.80 is: 729,201.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,157.80 : 2,326,955.40 = 486,088.80 : x
  2. Step 2: Convert to fraction form
    1,551,157.80/2,326,955.40 = 486,088.80/x
  3. Step 3: Cross multiply
    1,551,157.80x = 2,326,955.40 × 486,088.80
  4. Step 4: Simplify right side
    1,551,157.80x = 1,131,106,958,039.52
  5. Step 5: Solve for x
    x = 1,131,106,958,039.52/1,551,157.80
  6. Step 6: Final answer
    x = 729,201.73

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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.