Home / 3,550,142.96-4,898,000.40-2,021,167.52

Finding the Fourth Proportional to 3,550,142.96, 4,898,000.40 and 2,021,167.52

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Solution

The fourth proportional to 3,550,142.96, 4,898,000.40 and 2,021,167.52 is: 2,788,529.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550,142.96 : 4,898,000.40 = 2,021,167.52 : x
  2. Step 2: Convert to fraction form
    3,550,142.96/4,898,000.40 = 2,021,167.52/x
  3. Step 3: Cross multiply
    3,550,142.96x = 4,898,000.40 × 2,021,167.52
  4. Step 4: Simplify right side
    3,550,142.96x = 9,899,679,321,427.01
  5. Step 5: Solve for x
    x = 9,899,679,321,427.01/3,550,142.96
  6. Step 6: Final answer
    x = 2,788,529.77

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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.