Home / 1,042,036.60-1,562,666.10-410,819.80

Finding the Fourth Proportional to 1,042,036.60, 1,562,666.10 and 410,819.80

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Solution

The fourth proportional to 1,042,036.60, 1,562,666.10 and 410,819.80 is: 616,076.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,036.60 : 1,562,666.10 = 410,819.80 : x
  2. Step 2: Convert to fraction form
    1,042,036.60/1,562,666.10 = 410,819.80/x
  3. Step 3: Cross multiply
    1,042,036.60x = 1,562,666.10 × 410,819.80
  4. Step 4: Simplify right side
    1,042,036.60x = 641,974,174,668.78
  5. Step 5: Solve for x
    x = 641,974,174,668.78/1,042,036.60
  6. Step 6: Final answer
    x = 616,076.42

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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.