Home / 3,230,476.60-4,457,753.04-1,905,693.64

Finding the Fourth Proportional to 3,230,476.60, 4,457,753.04 and 1,905,693.64

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Solution

The fourth proportional to 3,230,476.60, 4,457,753.04 and 1,905,693.64 is: 2,629,677.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230,476.60 : 4,457,753.04 = 1,905,693.64 : x
  2. Step 2: Convert to fraction form
    3,230,476.60/4,457,753.04 = 1,905,693.64/x
  3. Step 3: Cross multiply
    3,230,476.60x = 4,457,753.04 × 1,905,693.64
  4. Step 4: Simplify right side
    3,230,476.60x = 8,495,111,617,018.67
  5. Step 5: Solve for x
    x = 8,495,111,617,018.67/3,230,476.60
  6. Step 6: Final answer
    x = 2,629,677.50

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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.