Home / 2,470,948.40-3,707,030.10-851,742.20

Finding the Fourth Proportional to 2,470,948.40, 3,707,030.10 and 851,742.20

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Solution

The fourth proportional to 2,470,948.40, 3,707,030.10 and 851,742.20 is: 1,277,822.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,470,948.40 : 3,707,030.10 = 851,742.20 : x
  2. Step 2: Convert to fraction form
    2,470,948.40/3,707,030.10 = 851,742.20/x
  3. Step 3: Cross multiply
    2,470,948.40x = 3,707,030.10 × 851,742.20
  4. Step 4: Simplify right side
    2,470,948.40x = 3,157,433,972,840.22
  5. Step 5: Solve for x
    x = 3,157,433,972,840.22/2,470,948.40
  6. Step 6: Final answer
    x = 1,277,822.71

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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.