Home / 1,662,320.72-2,295,141-1,059,525.20

Finding the Fourth Proportional to 1,662,320.72, 2,295,141 and 1,059,525.20

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Solution

The fourth proportional to 1,662,320.72, 2,295,141 and 1,059,525.20 is: 1,462,870.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,662,320.72 : 2,295,141 = 1,059,525.20 : x
  2. Step 2: Convert to fraction form
    1,662,320.72/2,295,141 = 1,059,525.20/x
  3. Step 3: Cross multiply
    1,662,320.72x = 2,295,141 × 1,059,525.20
  4. Step 4: Simplify right side
    1,662,320.72x = 2,431,759,727,053.20
  5. Step 5: Solve for x
    x = 2,431,759,727,053.20/1,662,320.72
  6. Step 6: Final answer
    x = 1,462,870.37

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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.