Home / 1,114,673.64-1,538,344.49-631,324.77

Finding the Fourth Proportional to 1,114,673.64, 1,538,344.49 and 631,324.77

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Solution

The fourth proportional to 1,114,673.64, 1,538,344.49 and 631,324.77 is: 871,281.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,673.64 : 1,538,344.49 = 631,324.77 : x
  2. Step 2: Convert to fraction form
    1,114,673.64/1,538,344.49 = 631,324.77/x
  3. Step 3: Cross multiply
    1,114,673.64x = 1,538,344.49 × 631,324.77
  4. Step 4: Simplify right side
    1,114,673.64x = 971,194,977,656.47
  5. Step 5: Solve for x
    x = 971,194,977,656.47/1,114,673.64
  6. Step 6: Final answer
    x = 871,281.91

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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.