Home / 1,211,577.60-1,817,366.40-706,708.65

Finding the Fourth Proportional to 1,211,577.60, 1,817,366.40 and 706,708.65

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Solution

The fourth proportional to 1,211,577.60, 1,817,366.40 and 706,708.65 is: 1,060,062.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,577.60 : 1,817,366.40 = 706,708.65 : x
  2. Step 2: Convert to fraction form
    1,211,577.60/1,817,366.40 = 706,708.65/x
  3. Step 3: Cross multiply
    1,211,577.60x = 1,817,366.40 × 706,708.65
  4. Step 4: Simplify right side
    1,211,577.60x = 1,284,348,555,099.36
  5. Step 5: Solve for x
    x = 1,284,348,555,099.36/1,211,577.60
  6. Step 6: Final answer
    x = 1,060,062.98

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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.