Home / 3,155,212-4,731,134.10-1,637,366.64

Finding the Fourth Proportional to 3,155,212, 4,731,134.10 and 1,637,366.64

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Solution

The fourth proportional to 3,155,212, 4,731,134.10 and 1,637,366.64 is: 2,455,176.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155,212 : 4,731,134.10 = 1,637,366.64 : x
  2. Step 2: Convert to fraction form
    3,155,212/4,731,134.10 = 1,637,366.64/x
  3. Step 3: Cross multiply
    3,155,212x = 4,731,134.10 × 1,637,366.64
  4. Step 4: Simplify right side
    3,155,212x = 7,746,601,144,706.42
  5. Step 5: Solve for x
    x = 7,746,601,144,706.42/3,155,212
  6. Step 6: Final answer
    x = 2,455,176.12

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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.