Home / 1,104,533.76-1,654,143.40-629,779.80

Finding the Fourth Proportional to 1,104,533.76, 1,654,143.40 and 629,779.80

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Solution

The fourth proportional to 1,104,533.76, 1,654,143.40 and 629,779.80 is: 943,154.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,533.76 : 1,654,143.40 = 629,779.80 : x
  2. Step 2: Convert to fraction form
    1,104,533.76/1,654,143.40 = 629,779.80/x
  3. Step 3: Cross multiply
    1,104,533.76x = 1,654,143.40 × 629,779.80
  4. Step 4: Simplify right side
    1,104,533.76x = 1,041,746,099,623.32
  5. Step 5: Solve for x
    x = 1,041,746,099,623.32/1,104,533.76
  6. Step 6: Final answer
    x = 943,154.60

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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.