Home / 2,687,090.76-3,707,911.08-1,654,434.72

Finding the Fourth Proportional to 2,687,090.76, 3,707,911.08 and 1,654,434.72

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Solution

The fourth proportional to 2,687,090.76, 3,707,911.08 and 1,654,434.72 is: 2,282,951.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,687,090.76 : 3,707,911.08 = 1,654,434.72 : x
  2. Step 2: Convert to fraction form
    2,687,090.76/3,707,911.08 = 1,654,434.72/x
  3. Step 3: Cross multiply
    2,687,090.76x = 3,707,911.08 × 1,654,434.72
  4. Step 4: Simplify right side
    2,687,090.76x = 6,134,496,829,424.70
  5. Step 5: Solve for x
    x = 6,134,496,829,424.70/2,687,090.76
  6. Step 6: Final answer
    x = 2,282,951.11

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1.5x scale

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.