Home / 1,036,005.72-1,554,116.60-396,308.22

Finding the Fourth Proportional to 1,036,005.72, 1,554,116.60 and 396,308.22

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Solution

The fourth proportional to 1,036,005.72, 1,554,116.60 and 396,308.22 is: 594,503.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,005.72 : 1,554,116.60 = 396,308.22 : x
  2. Step 2: Convert to fraction form
    1,036,005.72/1,554,116.60 = 396,308.22/x
  3. Step 3: Cross multiply
    1,036,005.72x = 1,554,116.60 × 396,308.22
  4. Step 4: Simplify right side
    1,036,005.72x = 615,909,183,418.45
  5. Step 5: Solve for x
    x = 615,909,183,418.45/1,036,005.72
  6. Step 6: Final answer
    x = 594,503.65

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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.