Home / 1,116,575.70-1,674,377.55-517,337.70

Finding the Fourth Proportional to 1,116,575.70, 1,674,377.55 and 517,337.70

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Solution

The fourth proportional to 1,116,575.70, 1,674,377.55 and 517,337.70 is: 775,781.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,575.70 : 1,674,377.55 = 517,337.70 : x
  2. Step 2: Convert to fraction form
    1,116,575.70/1,674,377.55 = 517,337.70/x
  3. Step 3: Cross multiply
    1,116,575.70x = 1,674,377.55 × 517,337.70
  4. Step 4: Simplify right side
    1,116,575.70x = 866,218,630,648.64
  5. Step 5: Solve for x
    x = 866,218,630,648.64/1,116,575.70
  6. Step 6: Final answer
    x = 775,781.37

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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.