Home / 1,537,493.09-2,121,760.81-849,162.86

Finding the Fourth Proportional to 1,537,493.09, 2,121,760.81 and 849,162.86

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Solution

The fourth proportional to 1,537,493.09, 2,121,760.81 and 849,162.86 is: 1,171,855.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,537,493.09 : 2,121,760.81 = 849,162.86 : x
  2. Step 2: Convert to fraction form
    1,537,493.09/2,121,760.81 = 849,162.86/x
  3. Step 3: Cross multiply
    1,537,493.09x = 2,121,760.81 × 849,162.86
  4. Step 4: Simplify right side
    1,537,493.09x = 1,801,720,477,655.52
  5. Step 5: Solve for x
    x = 1,801,720,477,655.52/1,537,493.09
  6. Step 6: Final answer
    x = 1,171,855.98

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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.