Home / 3,017,614.28-4,164,417.18-1,728,703.76

Finding the Fourth Proportional to 3,017,614.28, 4,164,417.18 and 1,728,703.76

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Solution

The fourth proportional to 3,017,614.28, 4,164,417.18 and 1,728,703.76 is: 2,385,673.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,017,614.28 : 4,164,417.18 = 1,728,703.76 : x
  2. Step 2: Convert to fraction form
    3,017,614.28/4,164,417.18 = 1,728,703.76/x
  3. Step 3: Cross multiply
    3,017,614.28x = 4,164,417.18 × 1,728,703.76
  4. Step 4: Simplify right side
    3,017,614.28x = 7,199,043,616,452.51
  5. Step 5: Solve for x
    x = 7,199,043,616,452.51/3,017,614.28
  6. Step 6: Final answer
    x = 2,385,673.90

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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.