Home / 1,002,513.96-1,383,341.40-572,821.92

Finding the Fourth Proportional to 1,002,513.96, 1,383,341.40 and 572,821.92

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Solution

The fourth proportional to 1,002,513.96, 1,383,341.40 and 572,821.92 is: 790,421.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,513.96 : 1,383,341.40 = 572,821.92 : x
  2. Step 2: Convert to fraction form
    1,002,513.96/1,383,341.40 = 572,821.92/x
  3. Step 3: Cross multiply
    1,002,513.96x = 1,383,341.40 × 572,821.92
  4. Step 4: Simplify right side
    1,002,513.96x = 792,408,276,763.49
  5. Step 5: Solve for x
    x = 792,408,276,763.49/1,002,513.96
  6. Step 6: Final answer
    x = 790,421.19

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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.