Home / 3,185,769.70-4,396,360.25-1,754,985.70

Finding the Fourth Proportional to 3,185,769.70, 4,396,360.25 and 1,754,985.70

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Solution

The fourth proportional to 3,185,769.70, 4,396,360.25 and 1,754,985.70 is: 2,421,879.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,185,769.70 : 4,396,360.25 = 1,754,985.70 : x
  2. Step 2: Convert to fraction form
    3,185,769.70/4,396,360.25 = 1,754,985.70/x
  3. Step 3: Cross multiply
    3,185,769.70x = 4,396,360.25 × 1,754,985.70
  4. Step 4: Simplify right side
    3,185,769.70x = 7,715,549,370,798.43
  5. Step 5: Solve for x
    x = 7,715,549,370,798.43/3,185,769.70
  6. Step 6: Final answer
    x = 2,421,879.20

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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.