Home / 1,123,657.83-1,685,535.96-325,020.11

Finding the Fourth Proportional to 1,123,657.83, 1,685,535.96 and 325,020.11

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Solution

The fourth proportional to 1,123,657.83, 1,685,535.96 and 325,020.11 is: 487,544.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,657.83 : 1,685,535.96 = 325,020.11 : x
  2. Step 2: Convert to fraction form
    1,123,657.83/1,685,535.96 = 325,020.11/x
  3. Step 3: Cross multiply
    1,123,657.83x = 1,685,535.96 × 325,020.11
  4. Step 4: Simplify right side
    1,123,657.83x = 547,833,074,700.48
  5. Step 5: Solve for x
    x = 547,833,074,700.48/1,123,657.83
  6. Step 6: Final answer
    x = 487,544.39

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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.