Home / 1,810,130.78-2,715,160.55-730,614.67

Finding the Fourth Proportional to 1,810,130.78, 2,715,160.55 and 730,614.67

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Solution

The fourth proportional to 1,810,130.78, 2,715,160.55 and 730,614.67 is: 1,095,907.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,810,130.78 : 2,715,160.55 = 730,614.67 : x
  2. Step 2: Convert to fraction form
    1,810,130.78/2,715,160.55 = 730,614.67/x
  3. Step 3: Cross multiply
    1,810,130.78x = 2,715,160.55 × 730,614.67
  4. Step 4: Simplify right side
    1,810,130.78x = 1,983,736,124,273.90
  5. Step 5: Solve for x
    x = 1,983,736,124,273.90/1,810,130.78
  6. Step 6: Final answer
    x = 1,095,907.63

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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.