Home / 1,498,241.51-2,067,573.28-819,178.01

Finding the Fourth Proportional to 1,498,241.51, 2,067,573.28 and 819,178.01

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Solution

The fourth proportional to 1,498,241.51, 2,067,573.28 and 819,178.01 is: 1,130,465.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,241.51 : 2,067,573.28 = 819,178.01 : x
  2. Step 2: Convert to fraction form
    1,498,241.51/2,067,573.28 = 819,178.01/x
  3. Step 3: Cross multiply
    1,498,241.51x = 2,067,573.28 × 819,178.01
  4. Step 4: Simplify right side
    1,498,241.51x = 1,693,710,554,701.71
  5. Step 5: Solve for x
    x = 1,693,710,554,701.71/1,498,241.51
  6. Step 6: Final answer
    x = 1,130,465.65

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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.