Home / 986,537.20-1,480,275.74-683,398.34

Finding the Fourth Proportional to 986,537.20, 1,480,275.74 and 683,398.34

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Solution

The fourth proportional to 986,537.20, 1,480,275.74 and 683,398.34 is: 1,025,423.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,537.20 : 1,480,275.74 = 683,398.34 : x
  2. Step 2: Convert to fraction form
    986,537.20/1,480,275.74 = 683,398.34/x
  3. Step 3: Cross multiply
    986,537.20x = 1,480,275.74 × 683,398.34
  4. Step 4: Simplify right side
    986,537.20x = 1,011,617,983,458.27
  5. Step 5: Solve for x
    x = 1,011,617,983,458.27/986,537.20
  6. Step 6: Final answer
    x = 1,025,423.05

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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.