Home / 1,566,297.90-2,349,446.85-769,136.40

Finding the Fourth Proportional to 1,566,297.90, 2,349,446.85 and 769,136.40

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Solution

The fourth proportional to 1,566,297.90, 2,349,446.85 and 769,136.40 is: 1,153,704.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566,297.90 : 2,349,446.85 = 769,136.40 : x
  2. Step 2: Convert to fraction form
    1,566,297.90/2,349,446.85 = 769,136.40/x
  3. Step 3: Cross multiply
    1,566,297.90x = 2,349,446.85 × 769,136.40
  4. Step 4: Simplify right side
    1,566,297.90x = 1,807,045,092,200.34
  5. Step 5: Solve for x
    x = 1,807,045,092,200.34/1,566,297.90
  6. Step 6: Final answer
    x = 1,153,704.60

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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.