Home / 1,769,860.80-2,655,353.34-745,732.44

Finding the Fourth Proportional to 1,769,860.80, 2,655,353.34 and 745,732.44

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Solution

The fourth proportional to 1,769,860.80, 2,655,353.34 and 745,732.44 is: 1,118,835.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,860.80 : 2,655,353.34 = 745,732.44 : x
  2. Step 2: Convert to fraction form
    1,769,860.80/2,655,353.34 = 745,732.44/x
  3. Step 3: Cross multiply
    1,769,860.80x = 2,655,353.34 × 745,732.44
  4. Step 4: Simplify right side
    1,769,860.80x = 1,980,183,125,300.35
  5. Step 5: Solve for x
    x = 1,980,183,125,300.35/1,769,860.80
  6. Step 6: Final answer
    x = 1,118,835.52

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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.