Home / 1,292,693.16-1,935,394.20-684,103

Finding the Fourth Proportional to 1,292,693.16, 1,935,394.20 and 684,103

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Solution

The fourth proportional to 1,292,693.16, 1,935,394.20 and 684,103 is: 1,024,225.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,693.16 : 1,935,394.20 = 684,103 : x
  2. Step 2: Convert to fraction form
    1,292,693.16/1,935,394.20 = 684,103/x
  3. Step 3: Cross multiply
    1,292,693.16x = 1,935,394.20 × 684,103
  4. Step 4: Simplify right side
    1,292,693.16x = 1,324,008,978,402.60
  5. Step 5: Solve for x
    x = 1,324,008,978,402.60/1,292,693.16
  6. Step 6: Final answer
    x = 1,024,225.25

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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.