Home / 1,621,893.85-2,238,123.15-896,699.23

Finding the Fourth Proportional to 1,621,893.85, 2,238,123.15 and 896,699.23

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Solution

The fourth proportional to 1,621,893.85, 2,238,123.15 and 896,699.23 is: 1,237,394.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,893.85 : 2,238,123.15 = 896,699.23 : x
  2. Step 2: Convert to fraction form
    1,621,893.85/2,238,123.15 = 896,699.23/x
  3. Step 3: Cross multiply
    1,621,893.85x = 2,238,123.15 × 896,699.23
  4. Step 4: Simplify right side
    1,621,893.85x = 2,006,923,299,654.87
  5. Step 5: Solve for x
    x = 2,006,923,299,654.87/1,621,893.85
  6. Step 6: Final answer
    x = 1,237,394.98

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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.