Home / 1,174,097.56-1,620,261-664,899.16

Finding the Fourth Proportional to 1,174,097.56, 1,620,261 and 664,899.16

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Solution

The fourth proportional to 1,174,097.56, 1,620,261 and 664,899.16 is: 917,564.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,097.56 : 1,620,261 = 664,899.16 : x
  2. Step 2: Convert to fraction form
    1,174,097.56/1,620,261 = 664,899.16/x
  3. Step 3: Cross multiply
    1,174,097.56x = 1,620,261 × 664,899.16
  4. Step 4: Simplify right side
    1,174,097.56x = 1,077,310,177,880.76
  5. Step 5: Solve for x
    x = 1,077,310,177,880.76/1,174,097.56
  6. Step 6: Final answer
    x = 917,564.45

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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.