Home / 5,915,446.51-8,872,281.72-1,871,408.86

Finding the Fourth Proportional to 5,915,446.51, 8,872,281.72 and 1,871,408.86

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Solution

The fourth proportional to 5,915,446.51, 8,872,281.72 and 1,871,408.86 is: 2,806,832.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,915,446.51 : 8,872,281.72 = 1,871,408.86 : x
  2. Step 2: Convert to fraction form
    5,915,446.51/8,872,281.72 = 1,871,408.86/x
  3. Step 3: Cross multiply
    5,915,446.51x = 8,872,281.72 × 1,871,408.86
  4. Step 4: Simplify right side
    5,915,446.51x = 16,603,666,619,224.04
  5. Step 5: Solve for x
    x = 16,603,666,619,224.04/5,915,446.51
  6. Step 6: Final answer
    x = 2,806,832.35

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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.