Home / 1,715,485.57-2,367,362.50-980,427.58

Finding the Fourth Proportional to 1,715,485.57, 2,367,362.50 and 980,427.58

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Solution

The fourth proportional to 1,715,485.57, 2,367,362.50 and 980,427.58 is: 1,352,985.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715,485.57 : 2,367,362.50 = 980,427.58 : x
  2. Step 2: Convert to fraction form
    1,715,485.57/2,367,362.50 = 980,427.58/x
  3. Step 3: Cross multiply
    1,715,485.57x = 2,367,362.50 × 980,427.58
  4. Step 4: Simplify right side
    1,715,485.57x = 2,321,027,486,857.75
  5. Step 5: Solve for x
    x = 2,321,027,486,857.75/1,715,485.57
  6. Step 6: Final answer
    x = 1,352,985.72

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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.