Home / 993,815.40-1,490,723.10-875,717.40

Finding the Fourth Proportional to 993,815.40, 1,490,723.10 and 875,717.40

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Solution

The fourth proportional to 993,815.40, 1,490,723.10 and 875,717.40 is: 1,313,576.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,815.40 : 1,490,723.10 = 875,717.40 : x
  2. Step 2: Convert to fraction form
    993,815.40/1,490,723.10 = 875,717.40/x
  3. Step 3: Cross multiply
    993,815.40x = 1,490,723.10 × 875,717.40
  4. Step 4: Simplify right side
    993,815.40x = 1,305,452,157,251.94
  5. Step 5: Solve for x
    x = 1,305,452,157,251.94/993,815.40
  6. Step 6: Final answer
    x = 1,313,576.10

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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.