Home / 3,718,733.61-5,131,852.29-2,087,140.98

Finding the Fourth Proportional to 3,718,733.61, 5,131,852.29 and 2,087,140.98

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Solution

The fourth proportional to 3,718,733.61, 5,131,852.29 and 2,087,140.98 is: 2,880,254.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,718,733.61 : 5,131,852.29 = 2,087,140.98 : x
  2. Step 2: Convert to fraction form
    3,718,733.61/5,131,852.29 = 2,087,140.98/x
  3. Step 3: Cross multiply
    3,718,733.61x = 5,131,852.29 × 2,087,140.98
  4. Step 4: Simplify right side
    3,718,733.61x = 10,710,899,217,765.84
  5. Step 5: Solve for x
    x = 10,710,899,217,765.84/3,718,733.61
  6. Step 6: Final answer
    x = 2,880,254.50

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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.