Home / 1,985,035.86-2,964,108.10-1,575,634.92

Finding the Fourth Proportional to 1,985,035.86, 2,964,108.10 and 1,575,634.92

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Solution

The fourth proportional to 1,985,035.86, 2,964,108.10 and 1,575,634.92 is: 2,352,779.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,985,035.86 : 2,964,108.10 = 1,575,634.92 : x
  2. Step 2: Convert to fraction form
    1,985,035.86/2,964,108.10 = 1,575,634.92/x
  3. Step 3: Cross multiply
    1,985,035.86x = 2,964,108.10 × 1,575,634.92
  4. Step 4: Simplify right side
    1,985,035.86x = 4,670,352,229,014.85
  5. Step 5: Solve for x
    x = 4,670,352,229,014.85/1,985,035.86
  6. Step 6: Final answer
    x = 2,352,779.78

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.