Home / 1,310,427.38-1,808,090.61-737,258.42

Finding the Fourth Proportional to 1,310,427.38, 1,808,090.61 and 737,258.42

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Solution

The fourth proportional to 1,310,427.38, 1,808,090.61 and 737,258.42 is: 1,017,248.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,427.38 : 1,808,090.61 = 737,258.42 : x
  2. Step 2: Convert to fraction form
    1,310,427.38/1,808,090.61 = 737,258.42/x
  3. Step 3: Cross multiply
    1,310,427.38x = 1,808,090.61 × 737,258.42
  4. Step 4: Simplify right side
    1,310,427.38x = 1,333,030,028,100.94
  5. Step 5: Solve for x
    x = 1,333,030,028,100.94/1,310,427.38
  6. Step 6: Final answer
    x = 1,017,248.30

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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.