Home / 4,139,355.75-5,712,398.43-2,328,519.75

Finding the Fourth Proportional to 4,139,355.75, 5,712,398.43 and 2,328,519.75

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Solution

The fourth proportional to 4,139,355.75, 5,712,398.43 and 2,328,519.75 is: 3,213,406.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,139,355.75 : 5,712,398.43 = 2,328,519.75 : x
  2. Step 2: Convert to fraction form
    4,139,355.75/5,712,398.43 = 2,328,519.75/x
  3. Step 3: Cross multiply
    4,139,355.75x = 5,712,398.43 × 2,328,519.75
  4. Step 4: Simplify right side
    4,139,355.75x = 13,301,432,564,123.99
  5. Step 5: Solve for x
    x = 13,301,432,564,123.99/4,139,355.75
  6. Step 6: Final answer
    x = 3,213,406.47

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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.