Home / 1,872,636.37-2,583,502.91-1,087,568.62

Finding the Fourth Proportional to 1,872,636.37, 2,583,502.91 and 1,087,568.62

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Solution

The fourth proportional to 1,872,636.37, 2,583,502.91 and 1,087,568.62 is: 1,500,417.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,636.37 : 2,583,502.91 = 1,087,568.62 : x
  2. Step 2: Convert to fraction form
    1,872,636.37/2,583,502.91 = 1,087,568.62/x
  3. Step 3: Cross multiply
    1,872,636.37x = 2,583,502.91 × 1,087,568.62
  4. Step 4: Simplify right side
    1,872,636.37x = 2,809,736,689,156.84
  5. Step 5: Solve for x
    x = 2,809,736,689,156.84/1,872,636.37
  6. Step 6: Final answer
    x = 1,500,417.66

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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.