Home / 1,116,577.20-1,674,379.80-517,339.20

Finding the Fourth Proportional to 1,116,577.20, 1,674,379.80 and 517,339.20

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Solution

The fourth proportional to 1,116,577.20, 1,674,379.80 and 517,339.20 is: 775,783.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,577.20 : 1,674,379.80 = 517,339.20 : x
  2. Step 2: Convert to fraction form
    1,116,577.20/1,674,379.80 = 517,339.20/x
  3. Step 3: Cross multiply
    1,116,577.20x = 1,674,379.80 × 517,339.20
  4. Step 4: Simplify right side
    1,116,577.20x = 866,222,306,228.16
  5. Step 5: Solve for x
    x = 866,222,306,228.16/1,116,577.20
  6. Step 6: Final answer
    x = 775,783.62

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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.