Home / 1,216,149-1,824,518.76-374,700.72

Finding the Fourth Proportional to 1,216,149, 1,824,518.76 and 374,700.72

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Solution

The fourth proportional to 1,216,149, 1,824,518.76 and 374,700.72 is: 562,142.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,149 : 1,824,518.76 = 374,700.72 : x
  2. Step 2: Convert to fraction form
    1,216,149/1,824,518.76 = 374,700.72/x
  3. Step 3: Cross multiply
    1,216,149x = 1,824,518.76 × 374,700.72
  4. Step 4: Simplify right side
    1,216,149x = 683,648,493,025.51
  5. Step 5: Solve for x
    x = 683,648,493,025.51/1,216,149
  6. Step 6: Final answer
    x = 562,142.05

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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.