Home / 3,910,497.40-5,865,746.10-3,320,007.40

Finding the Fourth Proportional to 3,910,497.40, 5,865,746.10 and 3,320,007.40

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Solution

The fourth proportional to 3,910,497.40, 5,865,746.10 and 3,320,007.40 is: 4,980,011.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,910,497.40 : 5,865,746.10 = 3,320,007.40 : x
  2. Step 2: Convert to fraction form
    3,910,497.40/5,865,746.10 = 3,320,007.40/x
  3. Step 3: Cross multiply
    3,910,497.40x = 5,865,746.10 × 3,320,007.40
  4. Step 4: Simplify right side
    3,910,497.40x = 19,474,320,458,521.14
  5. Step 5: Solve for x
    x = 19,474,320,458,521.14/3,910,497.40
  6. Step 6: Final answer
    x = 4,980,011.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.