Home / 1,090,934.33-1,636,659.08-342,980.33

Finding the Fourth Proportional to 1,090,934.33, 1,636,659.08 and 342,980.33

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Solution

The fourth proportional to 1,090,934.33, 1,636,659.08 and 342,980.33 is: 514,551.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,934.33 : 1,636,659.08 = 342,980.33 : x
  2. Step 2: Convert to fraction form
    1,090,934.33/1,636,659.08 = 342,980.33/x
  3. Step 3: Cross multiply
    1,090,934.33x = 1,636,659.08 × 342,980.33
  4. Step 4: Simplify right side
    1,090,934.33x = 561,341,869,641.00
  5. Step 5: Solve for x
    x = 561,341,869,641.00/1,090,934.33
  6. Step 6: Final answer
    x = 514,551.48

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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.