Home / 5,242,646.32-7,235,016.61-2,888,014.85

Finding the Fourth Proportional to 5,242,646.32, 7,235,016.61 and 2,888,014.85

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Solution

The fourth proportional to 5,242,646.32, 7,235,016.61 and 2,888,014.85 is: 3,985,551.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,242,646.32 : 7,235,016.61 = 2,888,014.85 : x
  2. Step 2: Convert to fraction form
    5,242,646.32/7,235,016.61 = 2,888,014.85/x
  3. Step 3: Cross multiply
    5,242,646.32x = 7,235,016.61 × 2,888,014.85
  4. Step 4: Simplify right side
    5,242,646.32x = 20,894,835,366,281.54
  5. Step 5: Solve for x
    x = 20,894,835,366,281.54/5,242,646.32
  6. Step 6: Final answer
    x = 3,985,551.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.