Home / 1,539,847.20-2,124,950.16-860,846.88

Finding the Fourth Proportional to 1,539,847.20, 2,124,950.16 and 860,846.88

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Solution

The fourth proportional to 1,539,847.20, 2,124,950.16 and 860,846.88 is: 1,187,946.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,847.20 : 2,124,950.16 = 860,846.88 : x
  2. Step 2: Convert to fraction form
    1,539,847.20/2,124,950.16 = 860,846.88/x
  3. Step 3: Cross multiply
    1,539,847.20x = 2,124,950.16 × 860,846.88
  4. Step 4: Simplify right side
    1,539,847.20x = 1,829,256,715,391.50
  5. Step 5: Solve for x
    x = 1,829,256,715,391.50/1,539,847.20
  6. Step 6: Final answer
    x = 1,187,946.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.