Home / 1,498,070.84-2,067,480.06-819,109.40

Finding the Fourth Proportional to 1,498,070.84, 2,067,480.06 and 819,109.40

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Solution

The fourth proportional to 1,498,070.84, 2,067,480.06 and 819,109.40 is: 1,130,448.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,070.84 : 2,067,480.06 = 819,109.40 : x
  2. Step 2: Convert to fraction form
    1,498,070.84/2,067,480.06 = 819,109.40/x
  3. Step 3: Cross multiply
    1,498,070.84x = 2,067,480.06 × 819,109.40
  4. Step 4: Simplify right side
    1,498,070.84x = 1,693,492,351,458.56
  5. Step 5: Solve for x
    x = 1,693,492,351,458.56/1,498,070.84
  6. Step 6: Final answer
    x = 1,130,448.78

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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.