Home / 2,140,221.93-2,953,505.43-1,173,331.50

Finding the Fourth Proportional to 2,140,221.93, 2,953,505.43 and 1,173,331.50

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Solution

The fourth proportional to 2,140,221.93, 2,953,505.43 and 1,173,331.50 is: 1,619,197.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,140,221.93 : 2,953,505.43 = 1,173,331.50 : x
  2. Step 2: Convert to fraction form
    2,140,221.93/2,953,505.43 = 1,173,331.50/x
  3. Step 3: Cross multiply
    2,140,221.93x = 2,953,505.43 × 1,173,331.50
  4. Step 4: Simplify right side
    2,140,221.93x = 3,465,440,956,440.05
  5. Step 5: Solve for x
    x = 3,465,440,956,440.05/2,140,221.93
  6. Step 6: Final answer
    x = 1,619,197.01

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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.