Home / 1,813,713.60-2,720,455.20-615,633.60

Finding the Fourth Proportional to 1,813,713.60, 2,720,455.20 and 615,633.60

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Solution

The fourth proportional to 1,813,713.60, 2,720,455.20 and 615,633.60 is: 923,411.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,713.60 : 2,720,455.20 = 615,633.60 : x
  2. Step 2: Convert to fraction form
    1,813,713.60/2,720,455.20 = 615,633.60/x
  3. Step 3: Cross multiply
    1,813,713.60x = 2,720,455.20 × 615,633.60
  4. Step 4: Simplify right side
    1,813,713.60x = 1,674,803,628,414.72
  5. Step 5: Solve for x
    x = 1,674,803,628,414.72/1,813,713.60
  6. Step 6: Final answer
    x = 923,411.30

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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.