Home / 1,348,636.29-2,023,949.93-638,663.19

Finding the Fourth Proportional to 1,348,636.29, 2,023,949.93 and 638,663.19

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Solution

The fourth proportional to 1,348,636.29, 2,023,949.93 and 638,663.19 is: 958,466.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,636.29 : 2,023,949.93 = 638,663.19 : x
  2. Step 2: Convert to fraction form
    1,348,636.29/2,023,949.93 = 638,663.19/x
  3. Step 3: Cross multiply
    1,348,636.29x = 2,023,949.93 × 638,663.19
  4. Step 4: Simplify right side
    1,348,636.29x = 1,292,622,315,500.76
  5. Step 5: Solve for x
    x = 1,292,622,315,500.76/1,348,636.29
  6. Step 6: Final answer
    x = 958,466.21

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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.