Home / 2,153,614.50-2,971,975.25-1,173,551.76

Finding the Fourth Proportional to 2,153,614.50, 2,971,975.25 and 1,173,551.76

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Solution

The fourth proportional to 2,153,614.50, 2,971,975.25 and 1,173,551.76 is: 1,619,494.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,614.50 : 2,971,975.25 = 1,173,551.76 : x
  2. Step 2: Convert to fraction form
    2,153,614.50/2,971,975.25 = 1,173,551.76/x
  3. Step 3: Cross multiply
    2,153,614.50x = 2,971,975.25 × 1,173,551.76
  4. Step 4: Simplify right side
    2,153,614.50x = 3,487,766,788,247.82
  5. Step 5: Solve for x
    x = 3,487,766,788,247.82/2,153,614.50
  6. Step 6: Final answer
    x = 1,619,494.48

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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.