Home / 2,125,172.67-2,932,740.50-1,158,303.75

Finding the Fourth Proportional to 2,125,172.67, 2,932,740.50 and 1,158,303.75

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Solution

The fourth proportional to 2,125,172.67, 2,932,740.50 and 1,158,303.75 is: 1,598,460.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125,172.67 : 2,932,740.50 = 1,158,303.75 : x
  2. Step 2: Convert to fraction form
    2,125,172.67/2,932,740.50 = 1,158,303.75/x
  3. Step 3: Cross multiply
    2,125,172.67x = 2,932,740.50 × 1,158,303.75
  4. Step 4: Simplify right side
    2,125,172.67x = 3,397,004,318,926.88
  5. Step 5: Solve for x
    x = 3,397,004,318,926.88/2,125,172.67
  6. Step 6: Final answer
    x = 1,598,460.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.