Home / 1,002,863.64-1,502,881.20-553,786.68

Finding the Fourth Proportional to 1,002,863.64, 1,502,881.20 and 553,786.68

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Solution

The fourth proportional to 1,002,863.64, 1,502,881.20 and 553,786.68 is: 829,899.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,863.64 : 1,502,881.20 = 553,786.68 : x
  2. Step 2: Convert to fraction form
    1,002,863.64/1,502,881.20 = 553,786.68/x
  3. Step 3: Cross multiply
    1,002,863.64x = 1,502,881.20 × 553,786.68
  4. Step 4: Simplify right side
    1,002,863.64x = 832,275,590,182.42
  5. Step 5: Solve for x
    x = 832,275,590,182.42/1,002,863.64
  6. Step 6: Final answer
    x = 829,899.06

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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.