Home / 4,078,638.81-5,628,085.47-2,359,438.11

Finding the Fourth Proportional to 4,078,638.81, 5,628,085.47 and 2,359,438.11

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Solution

The fourth proportional to 4,078,638.81, 5,628,085.47 and 2,359,438.11 is: 3,255,772.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078,638.81 : 5,628,085.47 = 2,359,438.11 : x
  2. Step 2: Convert to fraction form
    4,078,638.81/5,628,085.47 = 2,359,438.11/x
  3. Step 3: Cross multiply
    4,078,638.81x = 5,628,085.47 × 2,359,438.11
  4. Step 4: Simplify right side
    4,078,638.81x = 13,279,119,344,255.26
  5. Step 5: Solve for x
    x = 13,279,119,344,255.26/4,078,638.81
  6. Step 6: Final answer
    x = 3,255,772.32

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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.