Home / 1,418,949.40-2,128,424.10-1,348,965.40

Finding the Fourth Proportional to 1,418,949.40, 2,128,424.10 and 1,348,965.40

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Solution

The fourth proportional to 1,418,949.40, 2,128,424.10 and 1,348,965.40 is: 2,023,448.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,949.40 : 2,128,424.10 = 1,348,965.40 : x
  2. Step 2: Convert to fraction form
    1,418,949.40/2,128,424.10 = 1,348,965.40/x
  3. Step 3: Cross multiply
    1,418,949.40x = 2,128,424.10 × 1,348,965.40
  4. Step 4: Simplify right side
    1,418,949.40x = 2,871,170,467,426.14
  5. Step 5: Solve for x
    x = 2,871,170,467,426.14/1,418,949.40
  6. Step 6: Final answer
    x = 2,023,448.10

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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.