Home / 1,188,562.60-1,639,376.58-735,999.40

Finding the Fourth Proportional to 1,188,562.60, 1,639,376.58 and 735,999.40

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Solution

The fourth proportional to 1,188,562.60, 1,639,376.58 and 735,999.40 is: 1,015,159.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,562.60 : 1,639,376.58 = 735,999.40 : x
  2. Step 2: Convert to fraction form
    1,188,562.60/1,639,376.58 = 735,999.40/x
  3. Step 3: Cross multiply
    1,188,562.60x = 1,639,376.58 × 735,999.40
  4. Step 4: Simplify right side
    1,188,562.60x = 1,206,580,179,254.05
  5. Step 5: Solve for x
    x = 1,206,580,179,254.05/1,188,562.60
  6. Step 6: Final answer
    x = 1,015,159.13

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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.