Home / 5,913,580.32-8,871,464.58-1,871,085.78

Finding the Fourth Proportional to 5,913,580.32, 8,871,464.58 and 1,871,085.78

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Solution

The fourth proportional to 5,913,580.32, 8,871,464.58 and 1,871,085.78 is: 2,806,974.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,913,580.32 : 8,871,464.58 = 1,871,085.78 : x
  2. Step 2: Convert to fraction form
    5,913,580.32/8,871,464.58 = 1,871,085.78/x
  3. Step 3: Cross multiply
    5,913,580.32x = 8,871,464.58 × 1,871,085.78
  4. Step 4: Simplify right side
    5,913,580.32x = 16,599,271,223,411.67
  5. Step 5: Solve for x
    x = 16,599,271,223,411.67/5,913,580.32
  6. Step 6: Final answer
    x = 2,806,974.85

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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.