Home / 5,756,280.39-8,634,302.01-1,918,381.53

Finding the Fourth Proportional to 5,756,280.39, 8,634,302.01 and 1,918,381.53

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Solution

The fourth proportional to 5,756,280.39, 8,634,302.01 and 1,918,381.53 is: 2,877,532.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,756,280.39 : 8,634,302.01 = 1,918,381.53 : x
  2. Step 2: Convert to fraction form
    5,756,280.39/8,634,302.01 = 1,918,381.53/x
  3. Step 3: Cross multiply
    5,756,280.39x = 8,634,302.01 × 1,918,381.53
  4. Step 4: Simplify right side
    5,756,280.39x = 16,563,885,500,425.88
  5. Step 5: Solve for x
    x = 16,563,885,500,425.88/5,756,280.39
  6. Step 6: Final answer
    x = 2,877,532.78

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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.