Home / 3,688,641.64-5,090,315.57-2,057,050.85

Finding the Fourth Proportional to 3,688,641.64, 5,090,315.57 and 2,057,050.85

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Solution

The fourth proportional to 3,688,641.64, 5,090,315.57 and 2,057,050.85 is: 2,838,724.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,688,641.64 : 5,090,315.57 = 2,057,050.85 : x
  2. Step 2: Convert to fraction form
    3,688,641.64/5,090,315.57 = 2,057,050.85/x
  3. Step 3: Cross multiply
    3,688,641.64x = 5,090,315.57 × 2,057,050.85
  4. Step 4: Simplify right side
    3,688,641.64x = 10,471,037,942,013.84
  5. Step 5: Solve for x
    x = 10,471,037,942,013.84/3,688,641.64
  6. Step 6: Final answer
    x = 2,838,724.65

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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.