Home / 1,583,783.84-2,375,651.28-385,704.20

Finding the Fourth Proportional to 1,583,783.84, 2,375,651.28 and 385,704.20

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Solution

The fourth proportional to 1,583,783.84, 2,375,651.28 and 385,704.20 is: 578,550.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,583,783.84 : 2,375,651.28 = 385,704.20 : x
  2. Step 2: Convert to fraction form
    1,583,783.84/2,375,651.28 = 385,704.20/x
  3. Step 3: Cross multiply
    1,583,783.84x = 2,375,651.28 × 385,704.20
  4. Step 4: Simplify right side
    1,583,783.84x = 916,298,676,431.38
  5. Step 5: Solve for x
    x = 916,298,676,431.38/1,583,783.84
  6. Step 6: Final answer
    x = 578,550.34

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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.