Home / 1,002,904-1,383,670.95-572,879.68

Finding the Fourth Proportional to 1,002,904, 1,383,670.95 and 572,879.68

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Solution

The fourth proportional to 1,002,904, 1,383,670.95 and 572,879.68 is: 790,381.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,904 : 1,383,670.95 = 572,879.68 : x
  2. Step 2: Convert to fraction form
    1,002,904/1,383,670.95 = 572,879.68/x
  3. Step 3: Cross multiply
    1,002,904x = 1,383,670.95 × 572,879.68
  4. Step 4: Simplify right side
    1,002,904x = 792,676,971,061.30
  5. Step 5: Solve for x
    x = 792,676,971,061.30/1,002,904
  6. Step 6: Final answer
    x = 790,381.70

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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.