Home / 1,062,085.70-1,592,907.15-388,484.30

Finding the Fourth Proportional to 1,062,085.70, 1,592,907.15 and 388,484.30

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Solution

The fourth proportional to 1,062,085.70, 1,592,907.15 and 388,484.30 is: 582,645.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,085.70 : 1,592,907.15 = 388,484.30 : x
  2. Step 2: Convert to fraction form
    1,062,085.70/1,592,907.15 = 388,484.30/x
  3. Step 3: Cross multiply
    1,062,085.70x = 1,592,907.15 × 388,484.30
  4. Step 4: Simplify right side
    1,062,085.70x = 618,819,419,132.75
  5. Step 5: Solve for x
    x = 618,819,419,132.75/1,062,085.70
  6. Step 6: Final answer
    x = 582,645.47

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1.5x scale

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.