Home / 1,090,445.41-1,636,001.66-558,342.87

Finding the Fourth Proportional to 1,090,445.41, 1,636,001.66 and 558,342.87

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Solution

The fourth proportional to 1,090,445.41, 1,636,001.66 and 558,342.87 is: 837,685.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,445.41 : 1,636,001.66 = 558,342.87 : x
  2. Step 2: Convert to fraction form
    1,090,445.41/1,636,001.66 = 558,342.87/x
  3. Step 3: Cross multiply
    1,090,445.41x = 1,636,001.66 × 558,342.87
  4. Step 4: Simplify right side
    1,090,445.41x = 913,449,862,169.16
  5. Step 5: Solve for x
    x = 913,449,862,169.16/1,090,445.41
  6. Step 6: Final answer
    x = 837,685.09

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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.