Home / 1,296,938.20-1,944,485.70-587,306.20

Finding the Fourth Proportional to 1,296,938.20, 1,944,485.70 and 587,306.20

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Solution

The fourth proportional to 1,296,938.20, 1,944,485.70 and 587,306.20 is: 880,541.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,938.20 : 1,944,485.70 = 587,306.20 : x
  2. Step 2: Convert to fraction form
    1,296,938.20/1,944,485.70 = 587,306.20/x
  3. Step 3: Cross multiply
    1,296,938.20x = 1,944,485.70 × 587,306.20
  4. Step 4: Simplify right side
    1,296,938.20x = 1,142,008,507,421.34
  5. Step 5: Solve for x
    x = 1,142,008,507,421.34/1,296,938.20
  6. Step 6: Final answer
    x = 880,541.96

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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.