Home / 1,262,770.32-1,894,626.05-757,693.80

Finding the Fourth Proportional to 1,262,770.32, 1,894,626.05 and 757,693.80

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Solution

The fourth proportional to 1,262,770.32, 1,894,626.05 and 757,693.80 is: 1,136,823.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,770.32 : 1,894,626.05 = 757,693.80 : x
  2. Step 2: Convert to fraction form
    1,262,770.32/1,894,626.05 = 757,693.80/x
  3. Step 3: Cross multiply
    1,262,770.32x = 1,894,626.05 × 757,693.80
  4. Step 4: Simplify right side
    1,262,770.32x = 1,435,546,411,403.49
  5. Step 5: Solve for x
    x = 1,435,546,411,403.49/1,262,770.32
  6. Step 6: Final answer
    x = 1,136,823.05

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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.