Home / 1,602,961.88-2,212,011.08-877,813.50

Finding the Fourth Proportional to 1,602,961.88, 2,212,011.08 and 877,813.50

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Solution

The fourth proportional to 1,602,961.88, 2,212,011.08 and 877,813.50 is: 1,211,340.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,602,961.88 : 2,212,011.08 = 877,813.50 : x
  2. Step 2: Convert to fraction form
    1,602,961.88/2,212,011.08 = 877,813.50/x
  3. Step 3: Cross multiply
    1,602,961.88x = 2,212,011.08 × 877,813.50
  4. Step 4: Simplify right side
    1,602,961.88x = 1,941,733,195,371.35
  5. Step 5: Solve for x
    x = 1,941,733,195,371.35/1,602,961.88
  6. Step 6: Final answer
    x = 1,211,340.84

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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.