Home / 1,042,186.60-1,562,196.04-402,929.39

Finding the Fourth Proportional to 1,042,186.60, 1,562,196.04 and 402,929.39

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Solution

The fourth proportional to 1,042,186.60, 1,562,196.04 and 402,929.39 is: 603,975.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,186.60 : 1,562,196.04 = 402,929.39 : x
  2. Step 2: Convert to fraction form
    1,042,186.60/1,562,196.04 = 402,929.39/x
  3. Step 3: Cross multiply
    1,042,186.60x = 1,562,196.04 × 402,929.39
  4. Step 4: Simplify right side
    1,042,186.60x = 629,454,689,646.64
  5. Step 5: Solve for x
    x = 629,454,689,646.64/1,042,186.60
  6. Step 6: Final answer
    x = 603,975.04

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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.