Home / 1,551,231.46-2,139,824.82-930,875.95

Finding the Fourth Proportional to 1,551,231.46, 2,139,824.82 and 930,875.95

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Solution

The fourth proportional to 1,551,231.46, 2,139,824.82 and 930,875.95 is: 1,284,083.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,231.46 : 2,139,824.82 = 930,875.95 : x
  2. Step 2: Convert to fraction form
    1,551,231.46/2,139,824.82 = 930,875.95/x
  3. Step 3: Cross multiply
    1,551,231.46x = 2,139,824.82 × 930,875.95
  4. Step 4: Simplify right side
    1,551,231.46x = 1,991,911,462,151.08
  5. Step 5: Solve for x
    x = 1,991,911,462,151.08/1,551,231.46
  6. Step 6: Final answer
    x = 1,284,083.98

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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.