Home / 4,892,666.80-7,339,000.20-2,871,878.80

Finding the Fourth Proportional to 4,892,666.80, 7,339,000.20 and 2,871,878.80

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Solution

The fourth proportional to 4,892,666.80, 7,339,000.20 and 2,871,878.80 is: 4,307,818.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892,666.80 : 7,339,000.20 = 2,871,878.80 : x
  2. Step 2: Convert to fraction form
    4,892,666.80/7,339,000.20 = 2,871,878.80/x
  3. Step 3: Cross multiply
    4,892,666.80x = 7,339,000.20 × 2,871,878.80
  4. Step 4: Simplify right side
    4,892,666.80x = 21,076,719,087,575.76
  5. Step 5: Solve for x
    x = 21,076,719,087,575.76/4,892,666.80
  6. Step 6: Final answer
    x = 4,307,818.20

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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.