Home / 1,158,057.20-1,736,999.40-483,964.40

Finding the Fourth Proportional to 1,158,057.20, 1,736,999.40 and 483,964.40

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Solution

The fourth proportional to 1,158,057.20, 1,736,999.40 and 483,964.40 is: 725,910.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,057.20 : 1,736,999.40 = 483,964.40 : x
  2. Step 2: Convert to fraction form
    1,158,057.20/1,736,999.40 = 483,964.40/x
  3. Step 3: Cross multiply
    1,158,057.20x = 1,736,999.40 × 483,964.40
  4. Step 4: Simplify right side
    1,158,057.20x = 840,645,872,421.36
  5. Step 5: Solve for x
    x = 840,645,872,421.36/1,158,057.20
  6. Step 6: Final answer
    x = 725,910.49

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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.