Home / 1,712,814.30-2,565,733.59-811,524.06

Finding the Fourth Proportional to 1,712,814.30, 2,565,733.59 and 811,524.06

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Solution

The fourth proportional to 1,712,814.30, 2,565,733.59 and 811,524.06 is: 1,215,633.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,814.30 : 2,565,733.59 = 811,524.06 : x
  2. Step 2: Convert to fraction form
    1,712,814.30/2,565,733.59 = 811,524.06/x
  3. Step 3: Cross multiply
    1,712,814.30x = 2,565,733.59 × 811,524.06
  4. Step 4: Simplify right side
    1,712,814.30x = 2,082,154,539,835.18
  5. Step 5: Solve for x
    x = 2,082,154,539,835.18/1,712,814.30
  6. Step 6: Final answer
    x = 1,215,633.56

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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.