Home / 1,166,988.60-1,750,482.90-419,110.20

Finding the Fourth Proportional to 1,166,988.60, 1,750,482.90 and 419,110.20

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Solution

The fourth proportional to 1,166,988.60, 1,750,482.90 and 419,110.20 is: 628,665.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,988.60 : 1,750,482.90 = 419,110.20 : x
  2. Step 2: Convert to fraction form
    1,166,988.60/1,750,482.90 = 419,110.20/x
  3. Step 3: Cross multiply
    1,166,988.60x = 1,750,482.90 × 419,110.20
  4. Step 4: Simplify right side
    1,166,988.60x = 733,645,238,315.58
  5. Step 5: Solve for x
    x = 733,645,238,315.58/1,166,988.60
  6. Step 6: Final answer
    x = 628,665.30

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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.