Home / 1,437,511.88-2,155,636.30-538,322.96

Finding the Fourth Proportional to 1,437,511.88, 2,155,636.30 and 538,322.96

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Solution

The fourth proportional to 1,437,511.88, 2,155,636.30 and 538,322.96 is: 807,247.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,511.88 : 2,155,636.30 = 538,322.96 : x
  2. Step 2: Convert to fraction form
    1,437,511.88/2,155,636.30 = 538,322.96/x
  3. Step 3: Cross multiply
    1,437,511.88x = 2,155,636.30 × 538,322.96
  4. Step 4: Simplify right side
    1,437,511.88x = 1,160,428,513,699.45
  5. Step 5: Solve for x
    x = 1,160,428,513,699.45/1,437,511.88
  6. Step 6: Final answer
    x = 807,247.95

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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.