Home / 1,521,874.44-2,100,208.50-877,282.92

Finding the Fourth Proportional to 1,521,874.44, 2,100,208.50 and 877,282.92

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Solution

The fourth proportional to 1,521,874.44, 2,100,208.50 and 877,282.92 is: 1,210,662.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,874.44 : 2,100,208.50 = 877,282.92 : x
  2. Step 2: Convert to fraction form
    1,521,874.44/2,100,208.50 = 877,282.92/x
  3. Step 3: Cross multiply
    1,521,874.44x = 2,100,208.50 × 877,282.92
  4. Step 4: Simplify right side
    1,521,874.44x = 1,842,477,045,488.82
  5. Step 5: Solve for x
    x = 1,842,477,045,488.82/1,521,874.44
  6. Step 6: Final answer
    x = 1,210,662.98

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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.