Home / 2,145,060.09-3,217,587.08-547,623.45

Finding the Fourth Proportional to 2,145,060.09, 3,217,587.08 and 547,623.45

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Solution

The fourth proportional to 2,145,060.09, 3,217,587.08 and 547,623.45 is: 821,434.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,145,060.09 : 3,217,587.08 = 547,623.45 : x
  2. Step 2: Convert to fraction form
    2,145,060.09/3,217,587.08 = 547,623.45/x
  3. Step 3: Cross multiply
    2,145,060.09x = 3,217,587.08 × 547,623.45
  4. Step 4: Simplify right side
    2,145,060.09x = 1,762,026,134,686.91
  5. Step 5: Solve for x
    x = 1,762,026,134,686.91/2,145,060.09
  6. Step 6: Final answer
    x = 821,434.39

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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.