Home / 1,868,315.04-2,802,679.56-803,465.28

Finding the Fourth Proportional to 1,868,315.04, 2,802,679.56 and 803,465.28

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Solution

The fourth proportional to 1,868,315.04, 2,802,679.56 and 803,465.28 is: 1,205,286.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868,315.04 : 2,802,679.56 = 803,465.28 : x
  2. Step 2: Convert to fraction form
    1,868,315.04/2,802,679.56 = 803,465.28/x
  3. Step 3: Cross multiply
    1,868,315.04x = 2,802,679.56 × 803,465.28
  4. Step 4: Simplify right side
    1,868,315.04x = 2,251,855,717,425.68
  5. Step 5: Solve for x
    x = 2,251,855,717,425.68/1,868,315.04
  6. Step 6: Final answer
    x = 1,205,286.94

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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.