Home / 1,847,510.70-2,771,266.05-1,217,136.30

Finding the Fourth Proportional to 1,847,510.70, 2,771,266.05 and 1,217,136.30

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Solution

The fourth proportional to 1,847,510.70, 2,771,266.05 and 1,217,136.30 is: 1,825,704.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,847,510.70 : 2,771,266.05 = 1,217,136.30 : x
  2. Step 2: Convert to fraction form
    1,847,510.70/2,771,266.05 = 1,217,136.30/x
  3. Step 3: Cross multiply
    1,847,510.70x = 2,771,266.05 × 1,217,136.30
  4. Step 4: Simplify right side
    1,847,510.70x = 3,373,008,506,412.62
  5. Step 5: Solve for x
    x = 3,373,008,506,412.62/1,847,510.70
  6. Step 6: Final answer
    x = 1,825,704.45

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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.