Home / 1,122,707.83-1,684,037.55-313,070.68

Finding the Fourth Proportional to 1,122,707.83, 1,684,037.55 and 313,070.68

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Solution

The fourth proportional to 1,122,707.83, 1,684,037.55 and 313,070.68 is: 469,599.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,707.83 : 1,684,037.55 = 313,070.68 : x
  2. Step 2: Convert to fraction form
    1,122,707.83/1,684,037.55 = 313,070.68/x
  3. Step 3: Cross multiply
    1,122,707.83x = 1,684,037.55 × 313,070.68
  4. Step 4: Simplify right side
    1,122,707.83x = 527,222,780,924.03
  5. Step 5: Solve for x
    x = 527,222,780,924.03/1,122,707.83
  6. Step 6: Final answer
    x = 469,599.27

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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.