Home / 1,503,055.36-2,074,208.76-814,724.44

Finding the Fourth Proportional to 1,503,055.36, 2,074,208.76 and 814,724.44

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Solution

The fourth proportional to 1,503,055.36, 2,074,208.76 and 814,724.44 is: 1,124,315.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,055.36 : 2,074,208.76 = 814,724.44 : x
  2. Step 2: Convert to fraction form
    1,503,055.36/2,074,208.76 = 814,724.44/x
  3. Step 3: Cross multiply
    1,503,055.36x = 2,074,208.76 × 814,724.44
  4. Step 4: Simplify right side
    1,503,055.36x = 1,689,908,570,434.09
  5. Step 5: Solve for x
    x = 1,689,908,570,434.09/1,503,055.36
  6. Step 6: Final answer
    x = 1,124,315.59

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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.