Home / 1,059,354.39-1,462,229.24-720,019.47

Finding the Fourth Proportional to 1,059,354.39, 1,462,229.24 and 720,019.47

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Solution

The fourth proportional to 1,059,354.39, 1,462,229.24 and 720,019.47 is: 993,844.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,354.39 : 1,462,229.24 = 720,019.47 : x
  2. Step 2: Convert to fraction form
    1,059,354.39/1,462,229.24 = 720,019.47/x
  3. Step 3: Cross multiply
    1,059,354.39x = 1,462,229.24 × 720,019.47
  4. Step 4: Simplify right side
    1,059,354.39x = 1,052,833,518,803.21
  5. Step 5: Solve for x
    x = 1,052,833,518,803.21/1,059,354.39
  6. Step 6: Final answer
    x = 993,844.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.