Home / 1,151,490.24-1,728,732.06-885,437.58

Finding the Fourth Proportional to 1,151,490.24, 1,728,732.06 and 885,437.58

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Solution

The fourth proportional to 1,151,490.24, 1,728,732.06 and 885,437.58 is: 1,329,307.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,490.24 : 1,728,732.06 = 885,437.58 : x
  2. Step 2: Convert to fraction form
    1,151,490.24/1,728,732.06 = 885,437.58/x
  3. Step 3: Cross multiply
    1,151,490.24x = 1,728,732.06 × 885,437.58
  4. Step 4: Simplify right side
    1,151,490.24x = 1,530,684,331,674.81
  5. Step 5: Solve for x
    x = 1,530,684,331,674.81/1,151,490.24
  6. Step 6: Final answer
    x = 1,329,307.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.