Home / 1,522,853.89-2,284,285.98-385,615.55

Finding the Fourth Proportional to 1,522,853.89, 2,284,285.98 and 385,615.55

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Solution

The fourth proportional to 1,522,853.89, 2,284,285.98 and 385,615.55 is: 578,424.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,853.89 : 2,284,285.98 = 385,615.55 : x
  2. Step 2: Convert to fraction form
    1,522,853.89/2,284,285.98 = 385,615.55/x
  3. Step 3: Cross multiply
    1,522,853.89x = 2,284,285.98 × 385,615.55
  4. Step 4: Simplify right side
    1,522,853.89x = 880,856,194,534.99
  5. Step 5: Solve for x
    x = 880,856,194,534.99/1,522,853.89
  6. Step 6: Final answer
    x = 578,424.63

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Double scale
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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.