Home / 1,113,924.12-1,671,006.60-355,499.88

Finding the Fourth Proportional to 1,113,924.12, 1,671,006.60 and 355,499.88

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Solution

The fourth proportional to 1,113,924.12, 1,671,006.60 and 355,499.88 is: 533,288.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,924.12 : 1,671,006.60 = 355,499.88 : x
  2. Step 2: Convert to fraction form
    1,113,924.12/1,671,006.60 = 355,499.88/x
  3. Step 3: Cross multiply
    1,113,924.12x = 1,671,006.60 × 355,499.88
  4. Step 4: Simplify right side
    1,113,924.12x = 594,042,645,779.21
  5. Step 5: Solve for x
    x = 594,042,645,779.21/1,113,924.12
  6. Step 6: Final answer
    x = 533,288.25

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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.