Home / 2,178,832.40-3,268,248.60-1,059,088.40

Finding the Fourth Proportional to 2,178,832.40, 3,268,248.60 and 1,059,088.40

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Solution

The fourth proportional to 2,178,832.40, 3,268,248.60 and 1,059,088.40 is: 1,588,632.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,178,832.40 : 3,268,248.60 = 1,059,088.40 : x
  2. Step 2: Convert to fraction form
    2,178,832.40/3,268,248.60 = 1,059,088.40/x
  3. Step 3: Cross multiply
    2,178,832.40x = 3,268,248.60 × 1,059,088.40
  4. Step 4: Simplify right side
    2,178,832.40x = 3,461,364,180,576.24
  5. Step 5: Solve for x
    x = 3,461,364,180,576.24/2,178,832.40
  6. Step 6: Final answer
    x = 1,588,632.60

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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.