Home / 1,001,659.64-1,382,137.43-565,918.00

Finding the Fourth Proportional to 1,001,659.64, 1,382,137.43 and 565,918.00

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Solution

The fourth proportional to 1,001,659.64, 1,382,137.43 and 565,918.00 is: 780,880.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,659.64 : 1,382,137.43 = 565,918.00 : x
  2. Step 2: Convert to fraction form
    1,001,659.64/1,382,137.43 = 565,918.00/x
  3. Step 3: Cross multiply
    1,001,659.64x = 1,382,137.43 × 565,918.00
  4. Step 4: Simplify right side
    1,001,659.64x = 782,176,443,825.81
  5. Step 5: Solve for x
    x = 782,176,443,825.81/1,001,659.64
  6. Step 6: Final answer
    x = 780,880.46

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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.