Home / 1,070,018.48-1,605,237.52-396,104.96

Finding the Fourth Proportional to 1,070,018.48, 1,605,237.52 and 396,104.96

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Solution

The fourth proportional to 1,070,018.48, 1,605,237.52 and 396,104.96 is: 594,235.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,018.48 : 1,605,237.52 = 396,104.96 : x
  2. Step 2: Convert to fraction form
    1,070,018.48/1,605,237.52 = 396,104.96/x
  3. Step 3: Cross multiply
    1,070,018.48x = 1,605,237.52 × 396,104.96
  4. Step 4: Simplify right side
    1,070,018.48x = 635,842,543,650.10
  5. Step 5: Solve for x
    x = 635,842,543,650.10/1,070,018.48
  6. Step 6: Final answer
    x = 594,235.10

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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.