Home / 1,090,338.75-1,635,507.73-291,599.55

Finding the Fourth Proportional to 1,090,338.75, 1,635,507.73 and 291,599.55

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Solution

The fourth proportional to 1,090,338.75, 1,635,507.73 and 291,599.55 is: 437,399.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,338.75 : 1,635,507.73 = 291,599.55 : x
  2. Step 2: Convert to fraction form
    1,090,338.75/1,635,507.73 = 291,599.55/x
  3. Step 3: Cross multiply
    1,090,338.75x = 1,635,507.73 × 291,599.55
  4. Step 4: Simplify right side
    1,090,338.75x = 476,913,318,089.52
  5. Step 5: Solve for x
    x = 476,913,318,089.52/1,090,338.75
  6. Step 6: Final answer
    x = 437,399.22

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1.5x scale

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.