Home / 2,772,419.40-4,158,045.90-1,175,034.60

Finding the Fourth Proportional to 2,772,419.40, 4,158,045.90 and 1,175,034.60

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Solution

The fourth proportional to 2,772,419.40, 4,158,045.90 and 1,175,034.60 is: 1,762,304.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772,419.40 : 4,158,045.90 = 1,175,034.60 : x
  2. Step 2: Convert to fraction form
    2,772,419.40/4,158,045.90 = 1,175,034.60/x
  3. Step 3: Cross multiply
    2,772,419.40x = 4,158,045.90 × 1,175,034.60
  4. Step 4: Simplify right side
    2,772,419.40x = 4,885,847,800,888.14
  5. Step 5: Solve for x
    x = 4,885,847,800,888.14/2,772,419.40
  6. Step 6: Final answer
    x = 1,762,304.72

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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.