Home / 1,042,091.80-1,562,321.10-411,477.64

Finding the Fourth Proportional to 1,042,091.80, 1,562,321.10 and 411,477.64

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Solution

The fourth proportional to 1,042,091.80, 1,562,321.10 and 411,477.64 is: 616,894.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,091.80 : 1,562,321.10 = 411,477.64 : x
  2. Step 2: Convert to fraction form
    1,042,091.80/1,562,321.10 = 411,477.64/x
  3. Step 3: Cross multiply
    1,042,091.80x = 1,562,321.10 × 411,477.64
  4. Step 4: Simplify right side
    1,042,091.80x = 642,860,199,150.20
  5. Step 5: Solve for x
    x = 642,860,199,150.20/1,042,091.80
  6. Step 6: Final answer
    x = 616,894.02

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Double scale
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1.5x scale

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.