Home / 1,154,490.94-1,593,268.24-645,233.98

Finding the Fourth Proportional to 1,154,490.94, 1,593,268.24 and 645,233.98

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Solution

The fourth proportional to 1,154,490.94, 1,593,268.24 and 645,233.98 is: 890,462.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,490.94 : 1,593,268.24 = 645,233.98 : x
  2. Step 2: Convert to fraction form
    1,154,490.94/1,593,268.24 = 645,233.98/x
  3. Step 3: Cross multiply
    1,154,490.94x = 1,593,268.24 × 645,233.98
  4. Step 4: Simplify right side
    1,154,490.94x = 1,028,030,807,702.80
  5. Step 5: Solve for x
    x = 1,028,030,807,702.80/1,154,490.94
  6. Step 6: Final answer
    x = 890,462.43

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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.