Home / 1,537,049.30-2,121,040.05-858,028.82

Finding the Fourth Proportional to 1,537,049.30, 2,121,040.05 and 858,028.82

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Solution

The fourth proportional to 1,537,049.30, 2,121,040.05 and 858,028.82 is: 1,184,030.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,537,049.30 : 2,121,040.05 = 858,028.82 : x
  2. Step 2: Convert to fraction form
    1,537,049.30/2,121,040.05 = 858,028.82/x
  3. Step 3: Cross multiply
    1,537,049.30x = 2,121,040.05 × 858,028.82
  4. Step 4: Simplify right side
    1,537,049.30x = 1,819,913,491,274.24
  5. Step 5: Solve for x
    x = 1,819,913,491,274.24/1,537,049.30
  6. Step 6: Final answer
    x = 1,184,030.66

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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.