Home / 1,873,825.36-2,810,737.64-1,021,613.76

Finding the Fourth Proportional to 1,873,825.36, 2,810,737.64 and 1,021,613.76

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Solution

The fourth proportional to 1,873,825.36, 2,810,737.64 and 1,021,613.76 is: 1,532,420.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873,825.36 : 2,810,737.64 = 1,021,613.76 : x
  2. Step 2: Convert to fraction form
    1,873,825.36/2,810,737.64 = 1,021,613.76/x
  3. Step 3: Cross multiply
    1,873,825.36x = 2,810,737.64 × 1,021,613.76
  4. Step 4: Simplify right side
    1,873,825.36x = 2,871,488,248,773.93
  5. Step 5: Solve for x
    x = 2,871,488,248,773.93/1,873,825.36
  6. Step 6: Final answer
    x = 1,532,420.42

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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.