Home / 3,505,145.60-4,835,967.36-1,956,155.60

Finding the Fourth Proportional to 3,505,145.60, 4,835,967.36 and 1,956,155.60

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Solution

The fourth proportional to 3,505,145.60, 4,835,967.36 and 1,956,155.60 is: 2,698,862.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,505,145.60 : 4,835,967.36 = 1,956,155.60 : x
  2. Step 2: Convert to fraction form
    3,505,145.60/4,835,967.36 = 1,956,155.60/x
  3. Step 3: Cross multiply
    3,505,145.60x = 4,835,967.36 × 1,956,155.60
  4. Step 4: Simplify right side
    3,505,145.60x = 9,459,904,632,681.22
  5. Step 5: Solve for x
    x = 9,459,904,632,681.22/3,505,145.60
  6. Step 6: Final answer
    x = 2,698,862.11

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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.