Home / 1,166,154.18-1,609,230.69-656,823.75

Finding the Fourth Proportional to 1,166,154.18, 1,609,230.69 and 656,823.75

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Solution

The fourth proportional to 1,166,154.18, 1,609,230.69 and 656,823.75 is: 906,381.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,154.18 : 1,609,230.69 = 656,823.75 : x
  2. Step 2: Convert to fraction form
    1,166,154.18/1,609,230.69 = 656,823.75/x
  3. Step 3: Cross multiply
    1,166,154.18x = 1,609,230.69 × 656,823.75
  4. Step 4: Simplify right side
    1,166,154.18x = 1,056,980,936,420.89
  5. Step 5: Solve for x
    x = 1,056,980,936,420.89/1,166,154.18
  6. Step 6: Final answer
    x = 906,381.81

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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.