Home / 1,024,990.63-1,537,632.96-315,078.28

Finding the Fourth Proportional to 1,024,990.63, 1,537,632.96 and 315,078.28

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Solution

The fourth proportional to 1,024,990.63, 1,537,632.96 and 315,078.28 is: 472,662.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,024,990.63 : 1,537,632.96 = 315,078.28 : x
  2. Step 2: Convert to fraction form
    1,024,990.63/1,537,632.96 = 315,078.28/x
  3. Step 3: Cross multiply
    1,024,990.63x = 1,537,632.96 × 315,078.28
  4. Step 4: Simplify right side
    1,024,990.63x = 484,474,748,308.11
  5. Step 5: Solve for x
    x = 484,474,748,308.11/1,024,990.63
  6. Step 6: Final answer
    x = 472,662.61

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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.