Home / 1,087,299.73-1,500,425.05-651,957.36

Finding the Fourth Proportional to 1,087,299.73, 1,500,425.05 and 651,957.36

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Solution

The fourth proportional to 1,087,299.73, 1,500,425.05 and 651,957.36 is: 899,672.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,299.73 : 1,500,425.05 = 651,957.36 : x
  2. Step 2: Convert to fraction form
    1,087,299.73/1,500,425.05 = 651,957.36/x
  3. Step 3: Cross multiply
    1,087,299.73x = 1,500,425.05 × 651,957.36
  4. Step 4: Simplify right side
    1,087,299.73x = 978,213,163,216.31
  5. Step 5: Solve for x
    x = 978,213,163,216.31/1,087,299.73
  6. Step 6: Final answer
    x = 899,672.04

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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.