Home / 2,688,511.80-4,032,767.70-1,693,183.80

Finding the Fourth Proportional to 2,688,511.80, 4,032,767.70 and 1,693,183.80

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Solution

The fourth proportional to 2,688,511.80, 4,032,767.70 and 1,693,183.80 is: 2,539,775.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,511.80 : 4,032,767.70 = 1,693,183.80 : x
  2. Step 2: Convert to fraction form
    2,688,511.80/4,032,767.70 = 1,693,183.80/x
  3. Step 3: Cross multiply
    2,688,511.80x = 4,032,767.70 × 1,693,183.80
  4. Step 4: Simplify right side
    2,688,511.80x = 6,828,216,938,803.26
  5. Step 5: Solve for x
    x = 6,828,216,938,803.26/2,688,511.80
  6. Step 6: Final answer
    x = 2,539,775.70

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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.