Home / 1,168,649.20-1,752,628.20-458,268.40

Finding the Fourth Proportional to 1,168,649.20, 1,752,628.20 and 458,268.40

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Solution

The fourth proportional to 1,168,649.20, 1,752,628.20 and 458,268.40 is: 687,267.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,649.20 : 1,752,628.20 = 458,268.40 : x
  2. Step 2: Convert to fraction form
    1,168,649.20/1,752,628.20 = 458,268.40/x
  3. Step 3: Cross multiply
    1,168,649.20x = 1,752,628.20 × 458,268.40
  4. Step 4: Simplify right side
    1,168,649.20x = 803,174,121,008.88
  5. Step 5: Solve for x
    x = 803,174,121,008.88/1,168,649.20
  6. Step 6: Final answer
    x = 687,267.08

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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.