Home / 1,485,136.64-2,049,490.08-806,073.28

Finding the Fourth Proportional to 1,485,136.64, 2,049,490.08 and 806,073.28

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Solution

The fourth proportional to 1,485,136.64, 2,049,490.08 and 806,073.28 is: 1,112,381.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,136.64 : 2,049,490.08 = 806,073.28 : x
  2. Step 2: Convert to fraction form
    1,485,136.64/2,049,490.08 = 806,073.28/x
  3. Step 3: Cross multiply
    1,485,136.64x = 2,049,490.08 × 806,073.28
  4. Step 4: Simplify right side
    1,485,136.64x = 1,652,039,191,113.06
  5. Step 5: Solve for x
    x = 1,652,039,191,113.06/1,485,136.64
  6. Step 6: Final answer
    x = 1,112,381.95

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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.