Home / 1,501,813.46-2,072,504.64-813,492.82

Finding the Fourth Proportional to 1,501,813.46, 2,072,504.64 and 813,492.82

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Solution

The fourth proportional to 1,501,813.46, 2,072,504.64 and 813,492.82 is: 1,122,621.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,813.46 : 2,072,504.64 = 813,492.82 : x
  2. Step 2: Convert to fraction form
    1,501,813.46/2,072,504.64 = 813,492.82/x
  3. Step 3: Cross multiply
    1,501,813.46x = 2,072,504.64 × 813,492.82
  4. Step 4: Simplify right side
    1,501,813.46x = 1,685,967,644,056.68
  5. Step 5: Solve for x
    x = 1,685,967,644,056.68/1,501,813.46
  6. Step 6: Final answer
    x = 1,122,621.21

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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.