Home / 1,765,387.08-2,648,086.14-486,011.64

Finding the Fourth Proportional to 1,765,387.08, 2,648,086.14 and 486,011.64

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Solution

The fourth proportional to 1,765,387.08, 2,648,086.14 and 486,011.64 is: 729,018.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,387.08 : 2,648,086.14 = 486,011.64 : x
  2. Step 2: Convert to fraction form
    1,765,387.08/2,648,086.14 = 486,011.64/x
  3. Step 3: Cross multiply
    1,765,387.08x = 2,648,086.14 × 486,011.64
  4. Step 4: Simplify right side
    1,765,387.08x = 1,287,000,687,762.67
  5. Step 5: Solve for x
    x = 1,287,000,687,762.67/1,765,387.08
  6. Step 6: Final answer
    x = 729,018.98

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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.