Home / 1,989,169.31-2,983,774.77-1,592,332.67

Finding the Fourth Proportional to 1,989,169.31, 2,983,774.77 and 1,592,332.67

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Solution

The fourth proportional to 1,989,169.31, 2,983,774.77 and 1,592,332.67 is: 2,388,515.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,989,169.31 : 2,983,774.77 = 1,592,332.67 : x
  2. Step 2: Convert to fraction form
    1,989,169.31/2,983,774.77 = 1,592,332.67/x
  3. Step 3: Cross multiply
    1,989,169.31x = 2,983,774.77 × 1,592,332.67
  4. Step 4: Simplify right side
    1,989,169.31x = 4,751,162,031,273.86
  5. Step 5: Solve for x
    x = 4,751,162,031,273.86/1,989,169.31
  6. Step 6: Final answer
    x = 2,388,515.66

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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.