Home / 1,166,711.12-1,750,152.44-418,763.60

Finding the Fourth Proportional to 1,166,711.12, 1,750,152.44 and 418,763.60

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Solution

The fourth proportional to 1,166,711.12, 1,750,152.44 and 418,763.60 is: 628,176.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,711.12 : 1,750,152.44 = 418,763.60 : x
  2. Step 2: Convert to fraction form
    1,166,711.12/1,750,152.44 = 418,763.60/x
  3. Step 3: Cross multiply
    1,166,711.12x = 1,750,152.44 × 418,763.60
  4. Step 4: Simplify right side
    1,166,711.12x = 732,900,136,323.18
  5. Step 5: Solve for x
    x = 732,900,136,323.18/1,166,711.12
  6. Step 6: Final answer
    x = 628,176.18

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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.