Home / 1,090,646.91-1,505,089.47-607,199.61

Finding the Fourth Proportional to 1,090,646.91, 1,505,089.47 and 607,199.61

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Solution

The fourth proportional to 1,090,646.91, 1,505,089.47 and 607,199.61 is: 837,933.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,646.91 : 1,505,089.47 = 607,199.61 : x
  2. Step 2: Convert to fraction form
    1,090,646.91/1,505,089.47 = 607,199.61/x
  3. Step 3: Cross multiply
    1,090,646.91x = 1,505,089.47 × 607,199.61
  4. Step 4: Simplify right side
    1,090,646.91x = 913,889,739,199.11
  5. Step 5: Solve for x
    x = 913,889,739,199.11/1,090,646.91
  6. Step 6: Final answer
    x = 837,933.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.