Home / 1,765,502.40-2,648,253.60-486,107.40

Finding the Fourth Proportional to 1,765,502.40, 2,648,253.60 and 486,107.40

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Solution

The fourth proportional to 1,765,502.40, 2,648,253.60 and 486,107.40 is: 729,161.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,502.40 : 2,648,253.60 = 486,107.40 : x
  2. Step 2: Convert to fraction form
    1,765,502.40/2,648,253.60 = 486,107.40/x
  3. Step 3: Cross multiply
    1,765,502.40x = 2,648,253.60 × 486,107.40
  4. Step 4: Simplify right side
    1,765,502.40x = 1,287,335,672,036.64
  5. Step 5: Solve for x
    x = 1,287,335,672,036.64/1,765,502.40
  6. Step 6: Final answer
    x = 729,161.10

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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.