Home / 1,090,934.96-1,636,660.01-342,980.96

Finding the Fourth Proportional to 1,090,934.96, 1,636,660.01 and 342,980.96

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Solution

The fourth proportional to 1,090,934.96, 1,636,660.01 and 342,980.96 is: 514,552.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,934.96 : 1,636,660.01 = 342,980.96 : x
  2. Step 2: Convert to fraction form
    1,090,934.96/1,636,660.01 = 342,980.96/x
  3. Step 3: Cross multiply
    1,090,934.96x = 1,636,660.01 × 342,980.96
  4. Step 4: Simplify right side
    1,090,934.96x = 561,343,211,525.21
  5. Step 5: Solve for x
    x = 561,343,211,525.21/1,090,934.96
  6. Step 6: Final answer
    x = 514,552.41

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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.