Home / 1,090,442.88-1,635,997.92-558,340.32

Finding the Fourth Proportional to 1,090,442.88, 1,635,997.92 and 558,340.32

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Solution

The fourth proportional to 1,090,442.88, 1,635,997.92 and 558,340.32 is: 837,681.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,442.88 : 1,635,997.92 = 558,340.32 : x
  2. Step 2: Convert to fraction form
    1,090,442.88/1,635,997.92 = 558,340.32/x
  3. Step 3: Cross multiply
    1,090,442.88x = 1,635,997.92 × 558,340.32
  4. Step 4: Simplify right side
    1,090,442.88x = 913,443,602,172.13
  5. Step 5: Solve for x
    x = 913,443,602,172.13/1,090,442.88
  6. Step 6: Final answer
    x = 837,681.29

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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.