Home / 1,169,665.60-1,753,137.60-538,643.20

Finding the Fourth Proportional to 1,169,665.60, 1,753,137.60 and 538,643.20

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Solution

The fourth proportional to 1,169,665.60, 1,753,137.60 and 538,643.20 is: 807,338.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,665.60 : 1,753,137.60 = 538,643.20 : x
  2. Step 2: Convert to fraction form
    1,169,665.60/1,753,137.60 = 538,643.20/x
  3. Step 3: Cross multiply
    1,169,665.60x = 1,753,137.60 × 538,643.20
  4. Step 4: Simplify right side
    1,169,665.60x = 944,315,646,904.32
  5. Step 5: Solve for x
    x = 944,315,646,904.32/1,169,665.60
  6. Step 6: Final answer
    x = 807,338.14

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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.