Home / 1,615,348.88-2,227,669.48-1,276,626.32

Finding the Fourth Proportional to 1,615,348.88, 2,227,669.48 and 1,276,626.32

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Solution

The fourth proportional to 1,615,348.88, 2,227,669.48 and 1,276,626.32 is: 1,760,549.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,348.88 : 2,227,669.48 = 1,276,626.32 : x
  2. Step 2: Convert to fraction form
    1,615,348.88/2,227,669.48 = 1,276,626.32/x
  3. Step 3: Cross multiply
    1,615,348.88x = 2,227,669.48 × 1,276,626.32
  4. Step 4: Simplify right side
    1,615,348.88x = 2,843,901,490,428.71
  5. Step 5: Solve for x
    x = 2,843,901,490,428.71/1,615,348.88
  6. Step 6: Final answer
    x = 1,760,549.39

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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.