Home / 1,656,538.20-2,487,140.10-1,301,952.60

Finding the Fourth Proportional to 1,656,538.20, 2,487,140.10 and 1,301,952.60

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Solution

The fourth proportional to 1,656,538.20, 2,487,140.10 and 1,301,952.60 is: 1,954,762.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,538.20 : 2,487,140.10 = 1,301,952.60 : x
  2. Step 2: Convert to fraction form
    1,656,538.20/2,487,140.10 = 1,301,952.60/x
  3. Step 3: Cross multiply
    1,656,538.20x = 2,487,140.10 × 1,301,952.60
  4. Step 4: Simplify right side
    1,656,538.20x = 3,238,138,519,759.26
  5. Step 5: Solve for x
    x = 3,238,138,519,759.26/1,656,538.20
  6. Step 6: Final answer
    x = 1,954,762.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.