Home / 1,380,040.53-2,070,484.37-706,594.65

Finding the Fourth Proportional to 1,380,040.53, 2,070,484.37 and 706,594.65

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Solution

The fourth proportional to 1,380,040.53, 2,070,484.37 and 706,594.65 is: 1,060,108.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,380,040.53 : 2,070,484.37 = 706,594.65 : x
  2. Step 2: Convert to fraction form
    1,380,040.53/2,070,484.37 = 706,594.65/x
  3. Step 3: Cross multiply
    1,380,040.53x = 2,070,484.37 × 706,594.65
  4. Step 4: Simplify right side
    1,380,040.53x = 1,462,993,178,750.62
  5. Step 5: Solve for x
    x = 1,462,993,178,750.62/1,380,040.53
  6. Step 6: Final answer
    x = 1,060,108.85

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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.